125465840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 300837888

約数和(自身を除く): 175372048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 127, 212, 233, 254, 265, 424, 466, 508, 530, 635, 848, 932, 1016, 1060, 1165, 1270, 1864, 2032, 2120, 2330, 2540, 3728, 4240, 4660, 5080, 6731, 9320, 10160, 12349, 13462, 18640, 24698, 26924, 29591, 33655, 49396, 53848, 59182, 61745, 67310, 98792, 107696, 118364, 123490, 134620, 147955, 197584, 236728, 246980, 269240, 295910, 473456, 493960, 538480, 591820, 987920, 1183640, 1568323, 2367280, 3136646, 6273292, 7841615, 12546584, 15683230, 25093168, 31366460, 62732920, 125465840]

約数ペア:

[(1, 125465840), (2, 62732920), (4, 31366460), (5, 25093168), (8, 15683230), (10, 12546584), (16, 7841615), (20, 6273292), (40, 3136646), (53, 2367280), (80, 1568323), (106, 1183640), (127, 987920), (212, 591820), (233, 538480), (254, 493960), (265, 473456), (424, 295910), (466, 269240), (508, 246980), (530, 236728), (635, 197584), (848, 147955), (932, 134620), (1016, 123490), (1060, 118364), (1165, 107696), (1270, 98792), (1864, 67310), (2032, 61745), (2120, 59182), (2330, 53848), (2540, 49396), (3728, 33655), (4240, 29591), (4660, 26924), (5080, 24698), (6731, 18640), (9320, 13462), (10160, 12349)]