20213305950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{65447}}^1$

素因数の和:65562

約数の個数: 96

約数和(自身を含む): 52588776960

約数和(自身を除く): 32375471010

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 71, 75, 87, 142, 145, 150, 174, 213, 290, 355, 426, 435, 710, 725, 870, 1065, 1450, 1775, 2059, 2130, 2175, 3550, 4118, 4350, 5325, 6177, 10295, 10650, 12354, 20590, 30885, 51475, 61770, 65447, 102950, 130894, 154425, 196341, 308850, 327235, 392682, 654470, 981705, 1636175, 1897963, 1963410, 3272350, 3795926, 4646737, 4908525, 5693889, 9293474, 9489815, 9817050, 11387778, 13940211, 18979630, 23233685, 27880422, 28469445, 46467370, 47449075, 56938890, 69701055, 94898150, 116168425, 134755373, 139402110, 142347225, 232336850, 269510746, 284694450, 348505275, 404266119, 673776865, 697010550, 808532238, 1347553730, 2021330595, 3368884325, 4042661190, 6737768650, 10106652975, 20213305950]

約数ペア:

[(1, 20213305950), (2, 10106652975), (3, 6737768650), (5, 4042661190), (6, 3368884325), (10, 2021330595), (15, 1347553730), (25, 808532238), (29, 697010550), (30, 673776865), (50, 404266119), (58, 348505275), (71, 284694450), (75, 269510746), (87, 232336850), (142, 142347225), (145, 139402110), (150, 134755373), (174, 116168425), (213, 94898150), (290, 69701055), (355, 56938890), (426, 47449075), (435, 46467370), (710, 28469445), (725, 27880422), (870, 23233685), (1065, 18979630), (1450, 13940211), (1775, 11387778), (2059, 9817050), (2130, 9489815), (2175, 9293474), (3550, 5693889), (4118, 4908525), (4350, 4646737), (5325, 3795926), (6177, 3272350), (10295, 1963410), (10650, 1897963), (12354, 1636175), (20590, 981705), (30885, 654470), (51475, 392682), (61770, 327235), (65447, 308850), (102950, 196341), (130894, 154425)]