25478010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 42950790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 197, 270, 394, 479, 591, 958, 985, 1182, 1437, 1773, 1970, 2395, 2874, 2955, 3546, 4311, 4790, 5319, 5910, 7185, 8622, 8865, 10638, 12933, 14370, 17730, 21555, 25866, 26595, 43110, 53190, 64665, 94363, 129330, 188726, 283089, 471815, 566178, 849267, 943630, 1415445, 1698534, 2547801, 2830890, 4246335, 5095602, 8492670, 12739005, 25478010]

約数ペア:

[(1, 25478010), (2, 12739005), (3, 8492670), (5, 5095602), (6, 4246335), (9, 2830890), (10, 2547801), (15, 1698534), (18, 1415445), (27, 943630), (30, 849267), (45, 566178), (54, 471815), (90, 283089), (135, 188726), (197, 129330), (270, 94363), (394, 64665), (479, 53190), (591, 43110), (958, 26595), (985, 25866), (1182, 21555), (1437, 17730), (1773, 14370), (1970, 12933), (2395, 10638), (2874, 8865), (2955, 8622), (3546, 7185), (4311, 5910), (4790, 5319)]