25488160

素因数分解:

$2^5\times 5^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 60557112

約数和(自身を除く): 35068952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 241, 482, 661, 964, 1205, 1322, 1928, 2410, 2644, 3305, 3856, 4820, 5288, 6610, 7712, 9640, 10576, 13220, 19280, 21152, 26440, 38560, 52880, 105760, 159301, 318602, 637204, 796505, 1274408, 1593010, 2548816, 3186020, 5097632, 6372040, 12744080, 25488160]

約数ペア:

[(1, 25488160), (2, 12744080), (4, 6372040), (5, 5097632), (8, 3186020), (10, 2548816), (16, 1593010), (20, 1274408), (32, 796505), (40, 637204), (80, 318602), (160, 159301), (241, 105760), (482, 52880), (661, 38560), (964, 26440), (1205, 21152), (1322, 19280), (1928, 13220), (2410, 10576), (2644, 9640), (3305, 7712), (3856, 6610), (4820, 5288)]