80979045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40591}}^1$

素因数の和:40625

約数の個数: 32

約数和(自身を含む): 155873280

約数和(自身を除く): 74894235

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 40591, 121773, 202955, 284137, 608865, 771229, 852411, 1420685, 2313687, 3856145, 4262055, 5398603, 11568435, 16195809, 26993015, 80979045]

約数ペア:

[(1, 80979045), (3, 26993015), (5, 16195809), (7, 11568435), (15, 5398603), (19, 4262055), (21, 3856145), (35, 2313687), (57, 1420685), (95, 852411), (105, 771229), (133, 608865), (285, 284137), (399, 202955), (665, 121773), (1995, 40591)]