51164560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2213}}^1$

素因数の和:2260

約数の個数: 60

約数和(自身を含む): 126423828

約数和(自身を除く): 75259268

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2213, 2312, 2890, 4426, 4624, 5780, 8852, 11065, 11560, 17704, 22130, 23120, 35408, 37621, 44260, 75242, 88520, 150484, 177040, 188105, 300968, 376210, 601936, 639557, 752420, 1279114, 1504840, 2558228, 3009680, 3197785, 5116456, 6395570, 10232912, 12791140, 25582280, 51164560]

約数ペア:

[(1, 51164560), (2, 25582280), (4, 12791140), (5, 10232912), (8, 6395570), (10, 5116456), (16, 3197785), (17, 3009680), (20, 2558228), (34, 1504840), (40, 1279114), (68, 752420), (80, 639557), (85, 601936), (136, 376210), (170, 300968), (272, 188105), (289, 177040), (340, 150484), (578, 88520), (680, 75242), (1156, 44260), (1360, 37621), (1445, 35408), (2213, 23120), (2312, 22130), (2890, 17704), (4426, 11560), (4624, 11065), (5780, 8852)]