25887576

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 80236800

約数和(自身を除く): 54349224

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 209, 228, 247, 264, 286, 312, 397, 418, 429, 456, 494, 572, 627, 741, 794, 836, 858, 988, 1144, 1191, 1254, 1482, 1588, 1672, 1716, 1976, 2382, 2508, 2717, 2964, 3176, 3432, 4367, 4764, 5016, 5161, 5434, 5928, 7543, 8151, 8734, 9528, 10322, 10868, 13101, 15086, 15483, 16302, 17468, 20644, 21736, 22629, 26202, 30172, 30966, 32604, 34936, 41288, 45258, 52404, 56771, 60344, 61932, 65208, 82973, 90516, 98059, 104808, 113542, 123864, 165946, 170313, 181032, 196118, 227084, 248919, 294177, 331892, 340626, 392236, 454168, 497838, 588354, 663784, 681252, 784472, 995676, 1078649, 1176708, 1362504, 1991352, 2157298, 2353416, 3235947, 4314596, 6471894, 8629192, 12943788, 25887576]

約数ペア:

[(1, 25887576), (2, 12943788), (3, 8629192), (4, 6471894), (6, 4314596), (8, 3235947), (11, 2353416), (12, 2157298), (13, 1991352), (19, 1362504), (22, 1176708), (24, 1078649), (26, 995676), (33, 784472), (38, 681252), (39, 663784), (44, 588354), (52, 497838), (57, 454168), (66, 392236), (76, 340626), (78, 331892), (88, 294177), (104, 248919), (114, 227084), (132, 196118), (143, 181032), (152, 170313), (156, 165946), (209, 123864), (228, 113542), (247, 104808), (264, 98059), (286, 90516), (312, 82973), (397, 65208), (418, 61932), (429, 60344), (456, 56771), (494, 52404), (572, 45258), (627, 41288), (741, 34936), (794, 32604), (836, 30966), (858, 30172), (988, 26202), (1144, 22629), (1191, 21736), (1254, 20644), (1482, 17468), (1588, 16302), (1672, 15483), (1716, 15086), (1976, 13101), (2382, 10868), (2508, 10322), (2717, 9528), (2964, 8734), (3176, 8151), (3432, 7543), (4367, 5928), (4764, 5434), (5016, 5161)]