48975880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 114048000

約数和(自身を除く): 65072120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 109, 188, 218, 235, 239, 376, 436, 470, 478, 545, 872, 940, 956, 1090, 1195, 1880, 1912, 2180, 2390, 4360, 4780, 5123, 9560, 10246, 11233, 20492, 22466, 25615, 26051, 40984, 44932, 51230, 52102, 56165, 89864, 102460, 104204, 112330, 130255, 204920, 208408, 224660, 260510, 449320, 521020, 1042040, 1224397, 2448794, 4897588, 6121985, 9795176, 12243970, 24487940, 48975880]

約数ペア:

[(1, 48975880), (2, 24487940), (4, 12243970), (5, 9795176), (8, 6121985), (10, 4897588), (20, 2448794), (40, 1224397), (47, 1042040), (94, 521020), (109, 449320), (188, 260510), (218, 224660), (235, 208408), (239, 204920), (376, 130255), (436, 112330), (470, 104204), (478, 102460), (545, 89864), (872, 56165), (940, 52102), (956, 51230), (1090, 44932), (1195, 40984), (1880, 26051), (1912, 25615), (2180, 22466), (2390, 20492), (4360, 11233), (4780, 10246), (5123, 9560)]