25471891328

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{665549}}^1$

素因数の和:665599

約数の個数: 64

約数和(自身を含む): 57024324000

約数和(自身を除く): 31552432672

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 368, 416, 598, 736, 832, 1196, 1472, 1664, 2392, 2944, 4784, 9568, 19136, 38272, 665549, 1331098, 2662196, 5324392, 8652137, 10648784, 15307627, 17304274, 21297568, 30615254, 34608548, 42595136, 61230508, 69217096, 85190272, 122461016, 138434192, 198999151, 244922032, 276868384, 397998302, 489844064, 553736768, 795996604, 979688128, 1107473536, 1591993208, 1959376256, 3183986416, 6367972832, 12735945664, 25471891328]

約数ペア:

[(1, 25471891328), (2, 12735945664), (4, 6367972832), (8, 3183986416), (13, 1959376256), (16, 1591993208), (23, 1107473536), (26, 979688128), (32, 795996604), (46, 553736768), (52, 489844064), (64, 397998302), (92, 276868384), (104, 244922032), (128, 198999151), (184, 138434192), (208, 122461016), (299, 85190272), (368, 69217096), (416, 61230508), (598, 42595136), (736, 34608548), (832, 30615254), (1196, 21297568), (1472, 17304274), (1664, 15307627), (2392, 10648784), (2944, 8652137), (4784, 5324392), (9568, 2662196), (19136, 1331098), (38272, 665549)]