61660880

素因数分解:

$2^4\times 5^1\times {\mathrm{770761}}^1$

素因数の和:770774

約数の個数: 20

約数和(自身を含む): 143361732

約数和(自身を除く): 81700852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 770761, 1541522, 3083044, 3853805, 6166088, 7707610, 12332176, 15415220, 30830440, 61660880]

約数ペア:

[(1, 61660880), (2, 30830440), (4, 15415220), (5, 12332176), (8, 7707610), (10, 6166088), (16, 3853805), (20, 3083044), (40, 1541522), (80, 770761)]