127568480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61331}}^1$

素因数の和:61359

約数の個数: 48

約数和(自身を含む): 324568944

約数和(自身を除く): 197000464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 61331, 122662, 245324, 306655, 490648, 613310, 797303, 981296, 1226620, 1594606, 1962592, 2453240, 3189212, 3986515, 4906480, 6378424, 7973030, 9812960, 12756848, 15946060, 25513696, 31892120, 63784240, 127568480]

約数ペア:

[(1, 127568480), (2, 63784240), (4, 31892120), (5, 25513696), (8, 15946060), (10, 12756848), (13, 9812960), (16, 7973030), (20, 6378424), (26, 4906480), (32, 3986515), (40, 3189212), (52, 2453240), (65, 1962592), (80, 1594606), (104, 1226620), (130, 981296), (160, 797303), (208, 613310), (260, 490648), (416, 306655), (520, 245324), (1040, 122662), (2080, 61331)]