256985164

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{90107}}^1$

素因数の和:90165

約数の個数: 24

約数和(自身を含む): 484420608

約数和(自身を除く): 227435444

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 124, 713, 1426, 2852, 90107, 180214, 360428, 2072461, 2793317, 4144922, 5586634, 8289844, 11173268, 64246291, 128492582, 256985164]

約数ペア:

[(1, 256985164), (2, 128492582), (4, 64246291), (23, 11173268), (31, 8289844), (46, 5586634), (62, 4144922), (92, 2793317), (124, 2072461), (713, 360428), (1426, 180214), (2852, 90107)]