2881489650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{77773}}^1$

素因数の和:77820

約数の個数: 96

約数和(自身を含む): 8100939840

約数和(自身を除く): 5219450190

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 25, 26, 30, 38, 39, 50, 57, 65, 75, 78, 95, 114, 130, 150, 190, 195, 247, 285, 325, 390, 475, 494, 570, 650, 741, 950, 975, 1235, 1425, 1482, 1950, 2470, 2850, 3705, 6175, 7410, 12350, 18525, 37050, 77773, 155546, 233319, 388865, 466638, 777730, 1011049, 1166595, 1477687, 1944325, 2022098, 2333190, 2955374, 3033147, 3888650, 4433061, 5055245, 5832975, 6066294, 7388435, 8866122, 10110490, 11665950, 14776870, 15165735, 19209931, 22165305, 25276225, 30331470, 36942175, 38419862, 44330610, 50552450, 57629793, 73884350, 75828675, 96049655, 110826525, 115259586, 151657350, 192099310, 221653050, 288148965, 480248275, 576297930, 960496550, 1440744825, 2881489650]

約数ペア:

[(1, 2881489650), (2, 1440744825), (3, 960496550), (5, 576297930), (6, 480248275), (10, 288148965), (13, 221653050), (15, 192099310), (19, 151657350), (25, 115259586), (26, 110826525), (30, 96049655), (38, 75828675), (39, 73884350), (50, 57629793), (57, 50552450), (65, 44330610), (75, 38419862), (78, 36942175), (95, 30331470), (114, 25276225), (130, 22165305), (150, 19209931), (190, 15165735), (195, 14776870), (247, 11665950), (285, 10110490), (325, 8866122), (390, 7388435), (475, 6066294), (494, 5832975), (570, 5055245), (650, 4433061), (741, 3888650), (950, 3033147), (975, 2955374), (1235, 2333190), (1425, 2022098), (1482, 1944325), (1950, 1477687), (2470, 1166595), (2850, 1011049), (3705, 777730), (6175, 466638), (7410, 388865), (12350, 233319), (18525, 155546), (37050, 77773)]