123525740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27947}}^1$

素因数の和:27986

約数の個数: 48

約数和(自身を含む): 295801632

約数和(自身を除く): 172275892

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 27947, 55894, 111788, 139735, 279470, 363311, 475099, 558940, 726622, 950198, 1453244, 1816555, 1900396, 2375495, 3633110, 4750990, 6176287, 7266220, 9501980, 12352574, 24705148, 30881435, 61762870, 123525740]

約数ペア:

[(1, 123525740), (2, 61762870), (4, 30881435), (5, 24705148), (10, 12352574), (13, 9501980), (17, 7266220), (20, 6176287), (26, 4750990), (34, 3633110), (52, 2375495), (65, 1900396), (68, 1816555), (85, 1453244), (130, 950198), (170, 726622), (221, 558940), (260, 475099), (340, 363311), (442, 279470), (884, 139735), (1105, 111788), (2210, 55894), (4420, 27947)]