64753220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{733}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 155866368

約数和(自身を除く): 91113148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 733, 1262, 1466, 2524, 2932, 3155, 3665, 4417, 5131, 6310, 7330, 8834, 10262, 12620, 14660, 17668, 20524, 22085, 25655, 44170, 51310, 88340, 102620, 462523, 925046, 1850092, 2312615, 3237661, 4625230, 6475322, 9250460, 12950644, 16188305, 32376610, 64753220]

約数ペア:

[(1, 64753220), (2, 32376610), (4, 16188305), (5, 12950644), (7, 9250460), (10, 6475322), (14, 4625230), (20, 3237661), (28, 2312615), (35, 1850092), (70, 925046), (140, 462523), (631, 102620), (733, 88340), (1262, 51310), (1466, 44170), (2524, 25655), (2932, 22085), (3155, 20524), (3665, 17668), (4417, 14660), (5131, 12620), (6310, 10262), (7330, 8834)]