8072480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3881}}^1$

素因数の和:3909

約数の個数: 48

約数和(自身を含む): 20543544

約数和(自身を除く): 12471064

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, 3881, 7762, 15524, 19405, 31048, 38810, 50453, 62096, 77620, 100906, 124192, 155240, 201812, 252265, 310480, 403624, 504530, 620960, 807248, 1009060, 1614496, 2018120, 4036240, 8072480]

約数ペア:

[(1, 8072480), (2, 4036240), (4, 2018120), (5, 1614496), (8, 1009060), (10, 807248), (13, 620960), (16, 504530), (20, 403624), (26, 310480), (32, 252265), (40, 201812), (52, 155240), (65, 124192), (80, 100906), (104, 77620), (130, 62096), (160, 50453), (208, 38810), (260, 31048), (416, 19405), (520, 15524), (1040, 7762), (2080, 3881)]