865489760

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 2080899072

約数和(自身を除く): 1215409312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 191, 223, 254, 382, 446, 508, 635, 764, 892, 955, 1016, 1115, 1270, 1528, 1784, 1910, 2032, 2230, 2540, 3056, 3568, 3820, 4064, 4460, 5080, 6112, 7136, 7640, 8920, 10160, 15280, 17840, 20320, 24257, 28321, 30560, 35680, 42593, 48514, 56642, 85186, 97028, 113284, 121285, 141605, 170372, 194056, 212965, 226568, 242570, 283210, 340744, 388112, 425930, 453136, 485140, 566420, 681488, 776224, 851860, 906272, 970280, 1132840, 1362976, 1703720, 1940560, 2265680, 3407440, 3881120, 4531360, 5409311, 6814880, 10818622, 21637244, 27046555, 43274488, 54093110, 86548976, 108186220, 173097952, 216372440, 432744880, 865489760]

約数ペア:

[(1, 865489760), (2, 432744880), (4, 216372440), (5, 173097952), (8, 108186220), (10, 86548976), (16, 54093110), (20, 43274488), (32, 27046555), (40, 21637244), (80, 10818622), (127, 6814880), (160, 5409311), (191, 4531360), (223, 3881120), (254, 3407440), (382, 2265680), (446, 1940560), (508, 1703720), (635, 1362976), (764, 1132840), (892, 970280), (955, 906272), (1016, 851860), (1115, 776224), (1270, 681488), (1528, 566420), (1784, 485140), (1910, 453136), (2032, 425930), (2230, 388112), (2540, 340744), (3056, 283210), (3568, 242570), (3820, 226568), (4064, 212965), (4460, 194056), (5080, 170372), (6112, 141605), (7136, 121285), (7640, 113284), (8920, 97028), (10160, 85186), (15280, 56642), (17840, 48514), (20320, 42593), (24257, 35680), (28321, 30560)]