51609640

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{2467}}^1$

素因数の和:3001

約数の個数: 32

約数和(自身を含む): 116390880

約数和(自身を除く): 64781240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2467, 2615, 4184, 4934, 5230, 9868, 10460, 12335, 19736, 20920, 24670, 49340, 98680, 1290241, 2580482, 5160964, 6451205, 10321928, 12902410, 25804820, 51609640]

約数ペア:

[(1, 51609640), (2, 25804820), (4, 12902410), (5, 10321928), (8, 6451205), (10, 5160964), (20, 2580482), (40, 1290241), (523, 98680), (1046, 49340), (2092, 24670), (2467, 20920), (2615, 19736), (4184, 12335), (4934, 10460), (5230, 9868)]