85745990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10979}}^1$

素因数の和:11068

約数の個数: 32

約数和(自身を含む): 170760960

約数和(自身を除く): 85014970

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 10979, 21958, 54895, 109790, 120769, 241538, 603845, 779509, 1207690, 1559018, 3897545, 7795090, 8574599, 17149198, 42872995, 85745990]

約数ペア:

[(1, 85745990), (2, 42872995), (5, 17149198), (10, 8574599), (11, 7795090), (22, 3897545), (55, 1559018), (71, 1207690), (110, 779509), (142, 603845), (355, 241538), (710, 120769), (781, 109790), (1562, 54895), (3905, 21958), (7810, 10979)]