20403856275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1\times {\mathrm{883}}^1$

素因数の和:1701

約数の個数: 96

約数和(自身を含む): 37888551168

約数和(自身を除く): 17484694893

約数列:

[1, 3, 5, 11, 15, 25, 33, 37, 55, 75, 111, 165, 185, 275, 407, 555, 757, 825, 883, 925, 1221, 2035, 2271, 2649, 2775, 3785, 4415, 6105, 8327, 9713, 10175, 11355, 13245, 18925, 22075, 24981, 28009, 29139, 30525, 32671, 41635, 48565, 56775, 66225, 84027, 98013, 124905, 140045, 145695, 163355, 208175, 242825, 308099, 359381, 420135, 490065, 624525, 668431, 700225, 728475, 816775, 924297, 1078143, 1540495, 1796905, 2005293, 2100675, 2450325, 3342155, 4621485, 5390715, 7352741, 7702475, 8984525, 10026465, 16710775, 22058223, 23107425, 24731947, 26953575, 36763705, 50132325, 74195841, 110291115, 123659735, 183818525, 272051417, 370979205, 551455575, 618298675, 816154251, 1360257085, 1854896025, 4080771255, 6801285425, 20403856275]

約数ペア:

[(1, 20403856275), (3, 6801285425), (5, 4080771255), (11, 1854896025), (15, 1360257085), (25, 816154251), (33, 618298675), (37, 551455575), (55, 370979205), (75, 272051417), (111, 183818525), (165, 123659735), (185, 110291115), (275, 74195841), (407, 50132325), (555, 36763705), (757, 26953575), (825, 24731947), (883, 23107425), (925, 22058223), (1221, 16710775), (2035, 10026465), (2271, 8984525), (2649, 7702475), (2775, 7352741), (3785, 5390715), (4415, 4621485), (6105, 3342155), (8327, 2450325), (9713, 2100675), (10175, 2005293), (11355, 1796905), (13245, 1540495), (18925, 1078143), (22075, 924297), (24981, 816775), (28009, 728475), (29139, 700225), (30525, 668431), (32671, 624525), (41635, 490065), (48565, 420135), (56775, 359381), (66225, 308099), (84027, 242825), (98013, 208175), (124905, 163355), (140045, 145695)]