8253520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 21373632

約数和(自身を除く): 13120112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 113, 166, 176, 220, 226, 332, 415, 440, 452, 565, 664, 830, 880, 904, 913, 1130, 1243, 1328, 1660, 1808, 1826, 2260, 2486, 3320, 3652, 4520, 4565, 4972, 6215, 6640, 7304, 9040, 9130, 9379, 9944, 12430, 14608, 18260, 18758, 19888, 24860, 36520, 37516, 46895, 49720, 73040, 75032, 93790, 99440, 103169, 150064, 187580, 206338, 375160, 412676, 515845, 750320, 825352, 1031690, 1650704, 2063380, 4126760, 8253520]

約数ペア:

[(1, 8253520), (2, 4126760), (4, 2063380), (5, 1650704), (8, 1031690), (10, 825352), (11, 750320), (16, 515845), (20, 412676), (22, 375160), (40, 206338), (44, 187580), (55, 150064), (80, 103169), (83, 99440), (88, 93790), (110, 75032), (113, 73040), (166, 49720), (176, 46895), (220, 37516), (226, 36520), (332, 24860), (415, 19888), (440, 18758), (452, 18260), (565, 14608), (664, 12430), (830, 9944), (880, 9379), (904, 9130), (913, 9040), (1130, 7304), (1243, 6640), (1328, 6215), (1660, 4972), (1808, 4565), (1826, 4520), (2260, 3652), (2486, 3320)]