28455648

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^2$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 80978184

約数和(自身を除く): 52522536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 151, 156, 208, 302, 312, 416, 453, 604, 624, 906, 1208, 1248, 1812, 1963, 2416, 3624, 3926, 4832, 5889, 7248, 7852, 11778, 14496, 15704, 22801, 23556, 31408, 45602, 47112, 62816, 68403, 91204, 94224, 136806, 182408, 188448, 273612, 296413, 364816, 547224, 592826, 729632, 889239, 1094448, 1185652, 1778478, 2188896, 2371304, 3556956, 4742608, 7113912, 9485216, 14227824, 28455648]

約数ペア:

[(1, 28455648), (2, 14227824), (3, 9485216), (4, 7113912), (6, 4742608), (8, 3556956), (12, 2371304), (13, 2188896), (16, 1778478), (24, 1185652), (26, 1094448), (32, 889239), (39, 729632), (48, 592826), (52, 547224), (78, 364816), (96, 296413), (104, 273612), (151, 188448), (156, 182408), (208, 136806), (302, 94224), (312, 91204), (416, 68403), (453, 62816), (604, 47112), (624, 45602), (906, 31408), (1208, 23556), (1248, 22801), (1812, 15704), (1963, 14496), (2416, 11778), (3624, 7852), (3926, 7248), (4832, 5889)]