91954820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 197658048

約数和(自身を除く): 105703228

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 163, 268, 326, 335, 421, 652, 670, 815, 842, 1340, 1630, 1684, 2105, 3260, 4210, 8420, 10921, 21842, 28207, 43684, 54605, 56414, 68623, 109210, 112828, 137246, 141035, 218420, 274492, 282070, 343115, 564140, 686230, 1372460, 4597741, 9195482, 18390964, 22988705, 45977410, 91954820]

約数ペア:

[(1, 91954820), (2, 45977410), (4, 22988705), (5, 18390964), (10, 9195482), (20, 4597741), (67, 1372460), (134, 686230), (163, 564140), (268, 343115), (326, 282070), (335, 274492), (421, 218420), (652, 141035), (670, 137246), (815, 112828), (842, 109210), (1340, 68623), (1630, 56414), (1684, 54605), (2105, 43684), (3260, 28207), (4210, 21842), (8420, 10921)]