900528080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{1033}}^1$

素因数の和:1704

約数の個数: 80

約数和(自身を含む): 2222496144

約数和(自身を除く): 1321968064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 641, 680, 1033, 1282, 1360, 2066, 2564, 3205, 4132, 5128, 5165, 6410, 8264, 10256, 10330, 10897, 12820, 16528, 17561, 20660, 21794, 25640, 35122, 41320, 43588, 51280, 54485, 70244, 82640, 87176, 87805, 108970, 140488, 174352, 175610, 217940, 280976, 351220, 435880, 662153, 702440, 871760, 1324306, 1404880, 2648612, 3310765, 5297224, 6621530, 10594448, 11256601, 13243060, 22513202, 26486120, 45026404, 52972240, 56283005, 90052808, 112566010, 180105616, 225132020, 450264040, 900528080]

約数ペア:

[(1, 900528080), (2, 450264040), (4, 225132020), (5, 180105616), (8, 112566010), (10, 90052808), (16, 56283005), (17, 52972240), (20, 45026404), (34, 26486120), (40, 22513202), (68, 13243060), (80, 11256601), (85, 10594448), (136, 6621530), (170, 5297224), (272, 3310765), (340, 2648612), (641, 1404880), (680, 1324306), (1033, 871760), (1282, 702440), (1360, 662153), (2066, 435880), (2564, 351220), (3205, 280976), (4132, 217940), (5128, 175610), (5165, 174352), (6410, 140488), (8264, 108970), (10256, 87805), (10330, 87176), (10897, 82640), (12820, 70244), (16528, 54485), (17561, 51280), (20660, 43588), (21794, 41320), (25640, 35122)]