64984040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1307}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 161040960

約数和(自身を除く): 96056920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 440, 452, 565, 904, 1130, 1243, 1307, 2260, 2486, 2614, 4520, 4972, 5228, 6215, 6535, 9944, 10456, 12430, 13070, 14377, 24860, 26140, 28754, 49720, 52280, 57508, 71885, 115016, 143770, 147691, 287540, 295382, 575080, 590764, 738455, 1181528, 1476910, 1624601, 2953820, 3249202, 5907640, 6498404, 8123005, 12996808, 16246010, 32492020, 64984040]

約数ペア:

[(1, 64984040), (2, 32492020), (4, 16246010), (5, 12996808), (8, 8123005), (10, 6498404), (11, 5907640), (20, 3249202), (22, 2953820), (40, 1624601), (44, 1476910), (55, 1181528), (88, 738455), (110, 590764), (113, 575080), (220, 295382), (226, 287540), (440, 147691), (452, 143770), (565, 115016), (904, 71885), (1130, 57508), (1243, 52280), (1307, 49720), (2260, 28754), (2486, 26140), (2614, 24860), (4520, 14377), (4972, 13070), (5228, 12430), (6215, 10456), (6535, 9944)]