20125165008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{64633}}^1$

素因数の和:65156

約数の個数: 80

約数和(自身を含む): 56102312000

約数和(自身を除く): 35977146992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 499, 624, 998, 1497, 1996, 2994, 3992, 5988, 6487, 7984, 11976, 12974, 19461, 23952, 25948, 38922, 51896, 64633, 77844, 103792, 129266, 155688, 193899, 258532, 311376, 387798, 517064, 775596, 840229, 1034128, 1551192, 1680458, 2520687, 3102384, 3360916, 5041374, 6721832, 10082748, 13443664, 20165496, 32251867, 40330992, 64503734, 96755601, 129007468, 193511202, 258014936, 387022404, 419274271, 516029872, 774044808, 838548542, 1257822813, 1548089616, 1677097084, 2515645626, 3354194168, 5031291252, 6708388336, 10062582504, 20125165008]

約数ペア:

[(1, 20125165008), (2, 10062582504), (3, 6708388336), (4, 5031291252), (6, 3354194168), (8, 2515645626), (12, 1677097084), (13, 1548089616), (16, 1257822813), (24, 838548542), (26, 774044808), (39, 516029872), (48, 419274271), (52, 387022404), (78, 258014936), (104, 193511202), (156, 129007468), (208, 96755601), (312, 64503734), (499, 40330992), (624, 32251867), (998, 20165496), (1497, 13443664), (1996, 10082748), (2994, 6721832), (3992, 5041374), (5988, 3360916), (6487, 3102384), (7984, 2520687), (11976, 1680458), (12974, 1551192), (19461, 1034128), (23952, 840229), (25948, 775596), (38922, 517064), (51896, 387798), (64633, 311376), (77844, 258532), (103792, 193899), (129266, 155688)]