87960215

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{379}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 127680000

約数和(自身を除く): 39719785

約数列:

[1, 5, 7, 19, 35, 95, 133, 349, 379, 665, 1745, 1895, 2443, 2653, 6631, 7201, 12215, 13265, 33155, 36005, 46417, 50407, 132271, 232085, 252035, 661355, 925897, 2513149, 4629485, 12565745, 17592043, 87960215]

約数ペア:

[(1, 87960215), (5, 17592043), (7, 12565745), (19, 4629485), (35, 2513149), (95, 925897), (133, 661355), (349, 252035), (379, 232085), (665, 132271), (1745, 50407), (1895, 46417), (2443, 36005), (2653, 33155), (6631, 13265), (7201, 12215)]