53140750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 108972864

約数和(自身を除く): 55832114

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 83, 125, 130, 166, 197, 250, 325, 394, 415, 650, 830, 985, 1079, 1625, 1970, 2075, 2158, 2561, 3250, 4150, 4925, 5122, 5395, 9850, 10375, 10790, 12805, 16351, 20750, 24625, 25610, 26975, 32702, 49250, 53950, 64025, 81755, 128050, 134875, 163510, 212563, 269750, 320125, 408775, 425126, 640250, 817550, 1062815, 2043875, 2125630, 4087750, 5314075, 10628150, 26570375, 53140750]

約数ペア:

[(1, 53140750), (2, 26570375), (5, 10628150), (10, 5314075), (13, 4087750), (25, 2125630), (26, 2043875), (50, 1062815), (65, 817550), (83, 640250), (125, 425126), (130, 408775), (166, 320125), (197, 269750), (250, 212563), (325, 163510), (394, 134875), (415, 128050), (650, 81755), (830, 64025), (985, 53950), (1079, 49250), (1625, 32702), (1970, 26975), (2075, 25610), (2158, 24625), (2561, 20750), (3250, 16351), (4150, 12805), (4925, 10790), (5122, 10375), (5395, 9850)]