256201605816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{13217}}^1\times {\mathrm{62129}}^1$

素因数の和:75368

約数の個数: 64

約数和(自身を含む): 689836845600

約数和(自身を除く): 433635239784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 13217, 26434, 39651, 52868, 62129, 79302, 105736, 124258, 158604, 171821, 186387, 248516, 317208, 343642, 372774, 497032, 515463, 687284, 745548, 807677, 1030926, 1374568, 1491096, 1615354, 2061852, 2423031, 3230708, 4123704, 4846062, 6461416, 9692124, 19384248, 821158993, 1642317986, 2463476979, 3284635972, 4926953958, 6569271944, 9853907916, 10675066909, 19707815832, 21350133818, 32025200727, 42700267636, 64050401454, 85400535272, 128100802908, 256201605816]

約数ペア:

[(1, 256201605816), (2, 128100802908), (3, 85400535272), (4, 64050401454), (6, 42700267636), (8, 32025200727), (12, 21350133818), (13, 19707815832), (24, 10675066909), (26, 9853907916), (39, 6569271944), (52, 4926953958), (78, 3284635972), (104, 2463476979), (156, 1642317986), (312, 821158993), (13217, 19384248), (26434, 9692124), (39651, 6461416), (52868, 4846062), (62129, 4123704), (79302, 3230708), (105736, 2423031), (124258, 2061852), (158604, 1615354), (171821, 1491096), (186387, 1374568), (248516, 1030926), (317208, 807677), (343642, 745548), (372774, 687284), (497032, 515463)]