726449620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{3067}}^1$

素因数の和:4000

約数の個数: 48

約数和(自身を含む): 1645233408

約数和(自身を除く): 918783788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 911, 1822, 3067, 3644, 4555, 6134, 9110, 11843, 12268, 15335, 18220, 23686, 30670, 39871, 47372, 59215, 61340, 79742, 118430, 159484, 199355, 236860, 398710, 797420, 2794037, 5588074, 11176148, 13970185, 27940370, 36322481, 55880740, 72644962, 145289924, 181612405, 363224810, 726449620]

約数ペア:

[(1, 726449620), (2, 363224810), (4, 181612405), (5, 145289924), (10, 72644962), (13, 55880740), (20, 36322481), (26, 27940370), (52, 13970185), (65, 11176148), (130, 5588074), (260, 2794037), (911, 797420), (1822, 398710), (3067, 236860), (3644, 199355), (4555, 159484), (6134, 118430), (9110, 79742), (11843, 61340), (12268, 59215), (15335, 47372), (18220, 39871), (23686, 30670)]