64218080

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5653}}^1$

素因数の和:5739

約数の個数: 48

約数和(自身を含む): 153879264

約数和(自身を除く): 89661184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5653, 5680, 11306, 11360, 22612, 28265, 45224, 56530, 90448, 113060, 180896, 226120, 401363, 452240, 802726, 904480, 1605452, 2006815, 3210904, 4013630, 6421808, 8027260, 12843616, 16054520, 32109040, 64218080]

約数ペア:

[(1, 64218080), (2, 32109040), (4, 16054520), (5, 12843616), (8, 8027260), (10, 6421808), (16, 4013630), (20, 3210904), (32, 2006815), (40, 1605452), (71, 904480), (80, 802726), (142, 452240), (160, 401363), (284, 226120), (355, 180896), (568, 113060), (710, 90448), (1136, 56530), (1420, 45224), (2272, 28265), (2840, 22612), (5653, 11360), (5680, 11306)]