25737910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 25972490

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 121, 178, 239, 242, 445, 478, 605, 890, 979, 1195, 1210, 1958, 2390, 2629, 4895, 5258, 9790, 10769, 13145, 21271, 21538, 26290, 28919, 42542, 53845, 57838, 106355, 107690, 144595, 212710, 233981, 289190, 467962, 1169905, 2339810, 2573791, 5147582, 12868955, 25737910]

約数ペア:

[(1, 25737910), (2, 12868955), (5, 5147582), (10, 2573791), (11, 2339810), (22, 1169905), (55, 467962), (89, 289190), (110, 233981), (121, 212710), (178, 144595), (239, 107690), (242, 106355), (445, 57838), (478, 53845), (605, 42542), (890, 28919), (979, 26290), (1195, 21538), (1210, 21271), (1958, 13145), (2390, 10769), (2629, 9790), (4895, 5258)]