25914200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9967}}^1$

素因数の和:9996

約数の個数: 48

約数和(自身を含む): 64891680

約数和(自身を除く): 38977480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 9967, 19934, 39868, 49835, 79736, 99670, 129571, 199340, 249175, 259142, 398680, 498350, 518284, 647855, 996700, 1036568, 1295710, 1993400, 2591420, 3239275, 5182840, 6478550, 12957100, 25914200]

約数ペア:

[(1, 25914200), (2, 12957100), (4, 6478550), (5, 5182840), (8, 3239275), (10, 2591420), (13, 1993400), (20, 1295710), (25, 1036568), (26, 996700), (40, 647855), (50, 518284), (52, 498350), (65, 398680), (100, 259142), (104, 249175), (130, 199340), (200, 129571), (260, 99670), (325, 79736), (520, 49835), (650, 39868), (1300, 19934), (2600, 9967)]