64452320

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1217}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 152854128

約数和(自身を除く): 88401808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1217, 1324, 1655, 2434, 2648, 3310, 4868, 5296, 6085, 6620, 9736, 10592, 12170, 13240, 19472, 24340, 26480, 38944, 48680, 52960, 97360, 194720, 402827, 805654, 1611308, 2014135, 3222616, 4028270, 6445232, 8056540, 12890464, 16113080, 32226160, 64452320]

約数ペア:

[(1, 64452320), (2, 32226160), (4, 16113080), (5, 12890464), (8, 8056540), (10, 6445232), (16, 4028270), (20, 3222616), (32, 2014135), (40, 1611308), (80, 805654), (160, 402827), (331, 194720), (662, 97360), (1217, 52960), (1324, 48680), (1655, 38944), (2434, 26480), (2648, 24340), (3310, 19472), (4868, 13240), (5296, 12170), (6085, 10592), (6620, 9736)]