31679570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 61771248

約数和(自身を除く): 30091678

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1237, 1970, 2474, 2561, 5122, 6185, 12370, 12805, 16081, 25610, 32162, 80405, 160810, 243689, 487378, 1218445, 2436890, 3167957, 6335914, 15839785, 31679570]

約数ペア:

[(1, 31679570), (2, 15839785), (5, 6335914), (10, 3167957), (13, 2436890), (26, 1218445), (65, 487378), (130, 243689), (197, 160810), (394, 80405), (985, 32162), (1237, 25610), (1970, 16081), (2474, 12805), (2561, 12370), (5122, 6185)]