705012680

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{68581}}^1$

素因数の和:68849

約数の個数: 32

約数和(自身を含む): 1592474040

約数和(自身を除く): 887461360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 68581, 137162, 274324, 342905, 548648, 685810, 1371620, 2743240, 17625317, 35250634, 70501268, 88126585, 141002536, 176253170, 352506340, 705012680]

約数ペア:

[(1, 705012680), (2, 352506340), (4, 176253170), (5, 141002536), (8, 88126585), (10, 70501268), (20, 35250634), (40, 17625317), (257, 2743240), (514, 1371620), (1028, 685810), (1285, 548648), (2056, 342905), (2570, 274324), (5140, 137162), (10280, 68581)]