80930804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 154291200

約数和(自身を除く): 73360396

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 139, 163, 188, 278, 326, 556, 652, 893, 1786, 2641, 3097, 3572, 5282, 6194, 6533, 7661, 10564, 12388, 13066, 15322, 22657, 26132, 30644, 45314, 90628, 124127, 145559, 248254, 291118, 430483, 496508, 582236, 860966, 1064879, 1721932, 2129758, 4259516, 20232701, 40465402, 80930804]

約数ペア:

[(1, 80930804), (2, 40465402), (4, 20232701), (19, 4259516), (38, 2129758), (47, 1721932), (76, 1064879), (94, 860966), (139, 582236), (163, 496508), (188, 430483), (278, 291118), (326, 248254), (556, 145559), (652, 124127), (893, 90628), (1786, 45314), (2641, 30644), (3097, 26132), (3572, 22657), (5282, 15322), (6194, 13066), (6533, 12388), (7661, 10564)]