20565524025

素因数分解:

$3^3\times 5^2\times {\mathrm{499}}^1\times {\mathrm{61057}}^1$

素因数の和:61575

約数の個数: 48

約数和(自身を含む): 37855960000

約数和(自身を除く): 17290435975

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 499, 675, 1497, 2495, 4491, 7485, 12475, 13473, 22455, 37425, 61057, 67365, 112275, 183171, 305285, 336825, 549513, 915855, 1526425, 1648539, 2747565, 4579275, 8242695, 13737825, 30467443, 41213475, 91402329, 152337215, 274206987, 457011645, 761686075, 822620961, 1371034935, 2285058225, 4113104805, 6855174675, 20565524025]

約数ペア:

[(1, 20565524025), (3, 6855174675), (5, 4113104805), (9, 2285058225), (15, 1371034935), (25, 822620961), (27, 761686075), (45, 457011645), (75, 274206987), (135, 152337215), (225, 91402329), (499, 41213475), (675, 30467443), (1497, 13737825), (2495, 8242695), (4491, 4579275), (7485, 2747565), (12475, 1648539), (13473, 1526425), (22455, 915855), (37425, 549513), (61057, 336825), (67365, 305285), (112275, 183171)]