25468960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 68040000

約数和(自身を除く): 42571040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 440, 464, 499, 580, 638, 880, 928, 998, 1160, 1276, 1595, 1760, 1996, 2320, 2495, 2552, 3190, 3992, 4640, 4990, 5104, 5489, 6380, 7984, 9980, 10208, 10978, 12760, 14471, 15968, 19960, 21956, 25520, 27445, 28942, 39920, 43912, 51040, 54890, 57884, 72355, 79840, 87824, 109780, 115768, 144710, 159181, 175648, 219560, 231536, 289420, 318362, 439120, 463072, 578840, 636724, 795905, 878240, 1157680, 1273448, 1591810, 2315360, 2546896, 3183620, 5093792, 6367240, 12734480, 25468960]

約数ペア:

[(1, 25468960), (2, 12734480), (4, 6367240), (5, 5093792), (8, 3183620), (10, 2546896), (11, 2315360), (16, 1591810), (20, 1273448), (22, 1157680), (29, 878240), (32, 795905), (40, 636724), (44, 578840), (55, 463072), (58, 439120), (80, 318362), (88, 289420), (110, 231536), (116, 219560), (145, 175648), (160, 159181), (176, 144710), (220, 115768), (232, 109780), (290, 87824), (319, 79840), (352, 72355), (440, 57884), (464, 54890), (499, 51040), (580, 43912), (638, 39920), (880, 28942), (928, 27445), (998, 25520), (1160, 21956), (1276, 19960), (1595, 15968), (1760, 14471), (1996, 12760), (2320, 10978), (2495, 10208), (2552, 9980), (3190, 7984), (3992, 6380), (4640, 5489), (4990, 5104)]