31325968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^2$

素因数の和:172

約数の個数: 60

約数和(自身を含む): 67097268

約数和(自身を除く): 35771300

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 53, 68, 82, 106, 136, 164, 212, 272, 328, 424, 656, 697, 848, 901, 1394, 1802, 2173, 2788, 2809, 3604, 4346, 5576, 5618, 7208, 8692, 11152, 11236, 14416, 17384, 22472, 34768, 36941, 44944, 47753, 73882, 95506, 115169, 147764, 191012, 230338, 295528, 382024, 460676, 591056, 764048, 921352, 1842704, 1957873, 3915746, 7831492, 15662984, 31325968]

約数ペア:

[(1, 31325968), (2, 15662984), (4, 7831492), (8, 3915746), (16, 1957873), (17, 1842704), (34, 921352), (41, 764048), (53, 591056), (68, 460676), (82, 382024), (106, 295528), (136, 230338), (164, 191012), (212, 147764), (272, 115169), (328, 95506), (424, 73882), (656, 47753), (697, 44944), (848, 36941), (901, 34768), (1394, 22472), (1802, 17384), (2173, 14416), (2788, 11236), (2809, 11152), (3604, 8692), (4346, 7208), (5576, 5618)]