64690184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 137214000

約数和(自身を除く): 72523816

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 89, 104, 116, 178, 232, 241, 356, 377, 482, 712, 754, 964, 1157, 1508, 1928, 2314, 2581, 3016, 3133, 4628, 5162, 6266, 6989, 9256, 10324, 12532, 13978, 20648, 21449, 25064, 27956, 33553, 42898, 55912, 67106, 85796, 90857, 134212, 171592, 181714, 268424, 278837, 363428, 557674, 622021, 726856, 1115348, 1244042, 2230696, 2488084, 4976168, 8086273, 16172546, 32345092, 64690184]

約数ペア:

[(1, 64690184), (2, 32345092), (4, 16172546), (8, 8086273), (13, 4976168), (26, 2488084), (29, 2230696), (52, 1244042), (58, 1115348), (89, 726856), (104, 622021), (116, 557674), (178, 363428), (232, 278837), (241, 268424), (356, 181714), (377, 171592), (482, 134212), (712, 90857), (754, 85796), (964, 67106), (1157, 55912), (1508, 42898), (1928, 33553), (2314, 27956), (2581, 25064), (3016, 21449), (3133, 20648), (4628, 13978), (5162, 12532), (6266, 10324), (6989, 9256)]