64396960

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1453}}^1$

素因数の和:1745

約数の個数: 48

約数和(自身を含む): 152792136

約数和(自身を除く): 88395176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 1108, 1385, 1453, 2216, 2770, 2906, 4432, 5540, 5812, 7265, 8864, 11080, 11624, 14530, 22160, 23248, 29060, 44320, 46496, 58120, 116240, 232480, 402481, 804962, 1609924, 2012405, 3219848, 4024810, 6439696, 8049620, 12879392, 16099240, 32198480, 64396960]

約数ペア:

[(1, 64396960), (2, 32198480), (4, 16099240), (5, 12879392), (8, 8049620), (10, 6439696), (16, 4024810), (20, 3219848), (32, 2012405), (40, 1609924), (80, 804962), (160, 402481), (277, 232480), (554, 116240), (1108, 58120), (1385, 46496), (1453, 44320), (2216, 29060), (2770, 23248), (2906, 22160), (4432, 14530), (5540, 11624), (5812, 11080), (7265, 8864)]