64152640

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 163860480

約数和(自身を除く): 99707840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 145, 155, 160, 223, 232, 248, 290, 310, 320, 446, 464, 496, 580, 620, 892, 899, 928, 992, 1115, 1160, 1240, 1784, 1798, 1856, 1984, 2230, 2320, 2480, 3568, 3596, 4460, 4495, 4640, 4960, 6467, 6913, 7136, 7192, 8920, 8990, 9280, 9920, 12934, 13826, 14272, 14384, 17840, 17980, 25868, 27652, 28768, 32335, 34565, 35680, 35960, 51736, 55304, 57536, 64670, 69130, 71360, 71920, 103472, 110608, 129340, 138260, 143840, 200477, 206944, 221216, 258680, 276520, 287680, 400954, 413888, 442432, 517360, 553040, 801908, 1002385, 1034720, 1106080, 1603816, 2004770, 2069440, 2212160, 3207632, 4009540, 6415264, 8019080, 12830528, 16038160, 32076320, 64152640]

約数ペア:

[(1, 64152640), (2, 32076320), (4, 16038160), (5, 12830528), (8, 8019080), (10, 6415264), (16, 4009540), (20, 3207632), (29, 2212160), (31, 2069440), (32, 2004770), (40, 1603816), (58, 1106080), (62, 1034720), (64, 1002385), (80, 801908), (116, 553040), (124, 517360), (145, 442432), (155, 413888), (160, 400954), (223, 287680), (232, 276520), (248, 258680), (290, 221216), (310, 206944), (320, 200477), (446, 143840), (464, 138260), (496, 129340), (580, 110608), (620, 103472), (892, 71920), (899, 71360), (928, 69130), (992, 64670), (1115, 57536), (1160, 55304), (1240, 51736), (1784, 35960), (1798, 35680), (1856, 34565), (1984, 32335), (2230, 28768), (2320, 27652), (2480, 25868), (3568, 17980), (3596, 17840), (4460, 14384), (4495, 14272), (4640, 13826), (4960, 12934), (6467, 9920), (6913, 9280), (7136, 8990), (7192, 8920)]