51717250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{15913}}^1$

素因数の和:15943

約数の個数: 32

約数和(自身を含む): 104268528

約数和(自身を除く): 52551278

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 15913, 31826, 79565, 159130, 206869, 397825, 413738, 795650, 1034345, 1989125, 2068690, 3978250, 5171725, 10343450, 25858625, 51717250]

約数ペア:

[(1, 51717250), (2, 25858625), (5, 10343450), (10, 5171725), (13, 3978250), (25, 2068690), (26, 1989125), (50, 1034345), (65, 795650), (125, 413738), (130, 397825), (250, 206869), (325, 159130), (650, 79565), (1625, 31826), (3250, 15913)]