157049680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47881}}^1$

素因数の和:47935

約数の個数: 40

約数和(自身を含む): 374054184

約数和(自身を除く): 217004504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 47881, 95762, 191524, 239405, 383048, 478810, 766096, 957620, 1915240, 1963121, 3830480, 3926242, 7852484, 9815605, 15704968, 19631210, 31409936, 39262420, 78524840, 157049680]

約数ペア:

[(1, 157049680), (2, 78524840), (4, 39262420), (5, 31409936), (8, 19631210), (10, 15704968), (16, 9815605), (20, 7852484), (40, 3926242), (41, 3830480), (80, 1963121), (82, 1915240), (164, 957620), (205, 766096), (328, 478810), (410, 383048), (656, 239405), (820, 191524), (1640, 95762), (3280, 47881)]