20843287850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{3433}}^1$

素因数の和:3565

約数の個数: 192

約数和(自身を含む): 51506703360

約数和(自身を除く): 30663415510

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 83, 95, 110, 133, 154, 166, 175, 190, 209, 266, 275, 350, 385, 415, 418, 475, 550, 581, 665, 770, 830, 913, 950, 1045, 1162, 1330, 1463, 1577, 1826, 1925, 2075, 2090, 2905, 2926, 3154, 3325, 3433, 3850, 4150, 4565, 5225, 5810, 6391, 6650, 6866, 7315, 7885, 9130, 10450, 11039, 12782, 14525, 14630, 15770, 17165, 17347, 22078, 22825, 24031, 29050, 31955, 34330, 34694, 36575, 37763, 39425, 45650, 48062, 55195, 63910, 65227, 73150, 75526, 78850, 85825, 86735, 110390, 120155, 121429, 130454, 159775, 171650, 173470, 188815, 240310, 242858, 264341, 275975, 284939, 319550, 326135, 377630, 433675, 456589, 528682, 551950, 569878, 600775, 607145, 652270, 717497, 867350, 913178, 944075, 1201550, 1214290, 1321705, 1424695, 1434994, 1630675, 1888150, 1994573, 2282945, 2643410, 2849390, 3035725, 3134329, 3261350, 3587485, 3989146, 4565890, 5022479, 5413841, 6071450, 6268658, 6608525, 7123475, 7174970, 9972865, 10044958, 10827682, 11414725, 13217050, 14246950, 15671645, 17937425, 19945730, 21940303, 22829450, 25112395, 27069205, 31343290, 35874850, 37896887, 43880606, 49864325, 50224790, 54138410, 59552251, 75793774, 78358225, 99728650, 109701515, 119104502, 125561975, 135346025, 156716450, 189484435, 219403030, 251123950, 270692050, 297761255, 378968870, 416865757, 548507575, 595522510, 833731514, 947422175, 1097015150, 1488806275, 1894844350, 2084328785, 2977612550, 4168657570, 10421643925, 20843287850]

約数ペア:

[(1, 20843287850), (2, 10421643925), (5, 4168657570), (7, 2977612550), (10, 2084328785), (11, 1894844350), (14, 1488806275), (19, 1097015150), (22, 947422175), (25, 833731514), (35, 595522510), (38, 548507575), (50, 416865757), (55, 378968870), (70, 297761255), (77, 270692050), (83, 251123950), (95, 219403030), (110, 189484435), (133, 156716450), (154, 135346025), (166, 125561975), (175, 119104502), (190, 109701515), (209, 99728650), (266, 78358225), (275, 75793774), (350, 59552251), (385, 54138410), (415, 50224790), (418, 49864325), (475, 43880606), (550, 37896887), (581, 35874850), (665, 31343290), (770, 27069205), (830, 25112395), (913, 22829450), (950, 21940303), (1045, 19945730), (1162, 17937425), (1330, 15671645), (1463, 14246950), (1577, 13217050), (1826, 11414725), (1925, 10827682), (2075, 10044958), (2090, 9972865), (2905, 7174970), (2926, 7123475), (3154, 6608525), (3325, 6268658), (3433, 6071450), (3850, 5413841), (4150, 5022479), (4565, 4565890), (5225, 3989146), (5810, 3587485), (6391, 3261350), (6650, 3134329), (6866, 3035725), (7315, 2849390), (7885, 2643410), (9130, 2282945), (10450, 1994573), (11039, 1888150), (12782, 1630675), (14525, 1434994), (14630, 1424695), (15770, 1321705), (17165, 1214290), (17347, 1201550), (22078, 944075), (22825, 913178), (24031, 867350), (29050, 717497), (31955, 652270), (34330, 607145), (34694, 600775), (36575, 569878), (37763, 551950), (39425, 528682), (45650, 456589), (48062, 433675), (55195, 377630), (63910, 326135), (65227, 319550), (73150, 284939), (75526, 275975), (78850, 264341), (85825, 242858), (86735, 240310), (110390, 188815), (120155, 173470), (121429, 171650), (130454, 159775)]