156754480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47791}}^1$

素因数の和:47845

約数の個数: 40

約数和(自身を含む): 373351104

約数和(自身を除く): 216596624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 47791, 95582, 191164, 238955, 382328, 477910, 764656, 955820, 1911640, 1959431, 3823280, 3918862, 7837724, 9797155, 15675448, 19594310, 31350896, 39188620, 78377240, 156754480]

約数ペア:

[(1, 156754480), (2, 78377240), (4, 39188620), (5, 31350896), (8, 19594310), (10, 15675448), (16, 9797155), (20, 7837724), (40, 3918862), (41, 3823280), (80, 1959431), (82, 1911640), (164, 955820), (205, 764656), (328, 477910), (410, 382328), (656, 238955), (820, 191164), (1640, 95582), (3280, 47791)]