25582280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2213}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 61172820

約数和(自身を除く): 35590540

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2213, 2312, 2890, 4426, 5780, 8852, 11065, 11560, 17704, 22130, 37621, 44260, 75242, 88520, 150484, 188105, 300968, 376210, 639557, 752420, 1279114, 1504840, 2558228, 3197785, 5116456, 6395570, 12791140, 25582280]

約数ペア:

[(1, 25582280), (2, 12791140), (4, 6395570), (5, 5116456), (8, 3197785), (10, 2558228), (17, 1504840), (20, 1279114), (34, 752420), (40, 639557), (68, 376210), (85, 300968), (136, 188105), (170, 150484), (289, 88520), (340, 75242), (578, 44260), (680, 37621), (1156, 22130), (1445, 17704), (2213, 11560), (2312, 11065), (2890, 8852), (4426, 5780)]