677280249680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{206487881}}^1$

素因数の和:206487935

約数の個数: 40

約数和(自身を含む): 1613083334184

約数和(自身を除く): 935803084504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 206487881, 412975762, 825951524, 1032439405, 1651903048, 2064878810, 3303806096, 4129757620, 8259515240, 8466003121, 16519030480, 16932006242, 33864012484, 42330015605, 67728024968, 84660031210, 135456049936, 169320062420, 338640124840, 677280249680]

約数ペア:

[(1, 677280249680), (2, 338640124840), (4, 169320062420), (5, 135456049936), (8, 84660031210), (10, 67728024968), (16, 42330015605), (20, 33864012484), (40, 16932006242), (41, 16519030480), (80, 8466003121), (82, 8259515240), (164, 4129757620), (205, 3303806096), (328, 2064878810), (410, 1651903048), (656, 1032439405), (820, 825951524), (1640, 412975762), (3280, 206487881)]