1640975072

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{56167}}^1$

素因数の和:56271

約数の個数: 48

約数和(自身を含む): 3566892672

約数和(自身を除く): 1925917600

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 664, 913, 1328, 1826, 2656, 3652, 7304, 14608, 29216, 56167, 112334, 224668, 449336, 617837, 898672, 1235674, 1797344, 2471348, 4661861, 4942696, 9323722, 9885392, 18647444, 19770784, 37294888, 51280471, 74589776, 102560942, 149179552, 205121884, 410243768, 820487536, 1640975072]

約数ペア:

[(1, 1640975072), (2, 820487536), (4, 410243768), (8, 205121884), (11, 149179552), (16, 102560942), (22, 74589776), (32, 51280471), (44, 37294888), (83, 19770784), (88, 18647444), (166, 9885392), (176, 9323722), (332, 4942696), (352, 4661861), (664, 2471348), (913, 1797344), (1328, 1235674), (1826, 898672), (2656, 617837), (3652, 449336), (7304, 224668), (14608, 112334), (29216, 56167)]