42142750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{12967}}^1$

素因数の和:12997

約数の個数: 32

約数和(自身を含む): 84966336

約数和(自身を除く): 42823586

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 12967, 25934, 64835, 129670, 168571, 324175, 337142, 648350, 842855, 1620875, 1685710, 3241750, 4214275, 8428550, 21071375, 42142750]

約数ペア:

[(1, 42142750), (2, 21071375), (5, 8428550), (10, 4214275), (13, 3241750), (25, 1685710), (26, 1620875), (50, 842855), (65, 648350), (125, 337142), (130, 324175), (250, 168571), (325, 129670), (650, 64835), (1625, 25934), (3250, 12967)]