25405160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 65356200

約数和(自身を除く): 39951040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 121, 145, 181, 220, 232, 242, 290, 319, 362, 440, 484, 580, 605, 638, 724, 905, 968, 1160, 1210, 1276, 1448, 1595, 1810, 1991, 2420, 2552, 3190, 3509, 3620, 3982, 4840, 5249, 6380, 7018, 7240, 7964, 9955, 10498, 12760, 14036, 15928, 17545, 19910, 20996, 21901, 26245, 28072, 35090, 39820, 41992, 43802, 52490, 57739, 70180, 79640, 87604, 104980, 109505, 115478, 140360, 175208, 209960, 219010, 230956, 288695, 438020, 461912, 577390, 635129, 876040, 1154780, 1270258, 2309560, 2540516, 3175645, 5081032, 6351290, 12702580, 25405160]

約数ペア:

[(1, 25405160), (2, 12702580), (4, 6351290), (5, 5081032), (8, 3175645), (10, 2540516), (11, 2309560), (20, 1270258), (22, 1154780), (29, 876040), (40, 635129), (44, 577390), (55, 461912), (58, 438020), (88, 288695), (110, 230956), (116, 219010), (121, 209960), (145, 175208), (181, 140360), (220, 115478), (232, 109505), (242, 104980), (290, 87604), (319, 79640), (362, 70180), (440, 57739), (484, 52490), (580, 43802), (605, 41992), (638, 39820), (724, 35090), (905, 28072), (968, 26245), (1160, 21901), (1210, 20996), (1276, 19910), (1448, 17545), (1595, 15928), (1810, 14036), (1991, 12760), (2420, 10498), (2552, 9955), (3190, 7964), (3509, 7240), (3620, 7018), (3982, 6380), (4840, 5249)]