77545490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9929}}^1$

素因数の和:10018

約数の個数: 32

約数和(自身を含む): 154431360

約数和(自身を除く): 76885870

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 9929, 19858, 49645, 99290, 109219, 218438, 546095, 704959, 1092190, 1409918, 3524795, 7049590, 7754549, 15509098, 38772745, 77545490]

約数ペア:

[(1, 77545490), (2, 38772745), (5, 15509098), (10, 7754549), (11, 7049590), (22, 3524795), (55, 1409918), (71, 1092190), (110, 704959), (142, 546095), (355, 218438), (710, 109219), (781, 99290), (1562, 49645), (3905, 19858), (7810, 9929)]