98471920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15581}}^1$

素因数の和:15673

約数の個数: 40

約数和(自身を含む): 231860160

約数和(自身を除く): 133388240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 15581, 31162, 62324, 77905, 124648, 155810, 249296, 311620, 623240, 1230899, 1246480, 2461798, 4923596, 6154495, 9847192, 12308990, 19694384, 24617980, 49235960, 98471920]

約数ペア:

[(1, 98471920), (2, 49235960), (4, 24617980), (5, 19694384), (8, 12308990), (10, 9847192), (16, 6154495), (20, 4923596), (40, 2461798), (79, 1246480), (80, 1230899), (158, 623240), (316, 311620), (395, 249296), (632, 155810), (790, 124648), (1264, 77905), (1580, 62324), (3160, 31162), (6320, 15581)]