90857728

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 203974848

約数和(自身を除く): 113117120

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 368, 416, 598, 736, 832, 1187, 1196, 1472, 1664, 2374, 2392, 2944, 3328, 4748, 4784, 5888, 9496, 9568, 15431, 18992, 19136, 27301, 30862, 37984, 38272, 54602, 61724, 75968, 76544, 109204, 123448, 151936, 218408, 246896, 303872, 354913, 436816, 493792, 709826, 873632, 987584, 1419652, 1747264, 1975168, 2839304, 3494528, 3950336, 5678608, 6989056, 11357216, 22714432, 45428864, 90857728]

約数ペア:

[(1, 90857728), (2, 45428864), (4, 22714432), (8, 11357216), (13, 6989056), (16, 5678608), (23, 3950336), (26, 3494528), (32, 2839304), (46, 1975168), (52, 1747264), (64, 1419652), (92, 987584), (104, 873632), (128, 709826), (184, 493792), (208, 436816), (256, 354913), (299, 303872), (368, 246896), (416, 218408), (598, 151936), (736, 123448), (832, 109204), (1187, 76544), (1196, 75968), (1472, 61724), (1664, 54602), (2374, 38272), (2392, 37984), (2944, 30862), (3328, 27301), (4748, 19136), (4784, 18992), (5888, 15431), (9496, 9568)]