64450340

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5107}}^1$

素因数の和:5747

約数の個数: 24

約数和(自身を含む): 135586752

約数和(自身を除く): 71136412

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 5107, 6310, 10214, 12620, 20428, 25535, 51070, 102140, 3222517, 6445034, 12890068, 16112585, 32225170, 64450340]

約数ペア:

[(1, 64450340), (2, 32225170), (4, 16112585), (5, 12890068), (10, 6445034), (20, 3222517), (631, 102140), (1262, 51070), (2524, 25535), (3155, 20428), (5107, 12620), (6310, 10214)]