25605164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 25574356

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 79, 92, 158, 271, 299, 316, 542, 598, 1027, 1084, 1196, 1817, 2054, 3523, 3634, 4108, 6233, 7046, 7268, 12466, 14092, 21409, 23621, 24932, 42818, 47242, 81029, 85636, 94484, 162058, 278317, 324116, 492407, 556634, 984814, 1113268, 1969628, 6401291, 12802582, 25605164]

約数ペア:

[(1, 25605164), (2, 12802582), (4, 6401291), (13, 1969628), (23, 1113268), (26, 984814), (46, 556634), (52, 492407), (79, 324116), (92, 278317), (158, 162058), (271, 94484), (299, 85636), (316, 81029), (542, 47242), (598, 42818), (1027, 24932), (1084, 23621), (1196, 21409), (1817, 14092), (2054, 12466), (3523, 7268), (3634, 7046), (4108, 6233)]