8627425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 11561760

約数和(自身を除く): 2934335

約数列:

[1, 5, 19, 25, 41, 95, 205, 443, 475, 779, 1025, 2215, 3895, 8417, 11075, 18163, 19475, 42085, 90815, 210425, 345097, 454075, 1725485, 8627425]

約数ペア:

[(1, 8627425), (5, 1725485), (19, 454075), (25, 345097), (41, 210425), (95, 90815), (205, 42085), (443, 19475), (475, 18163), (779, 11075), (1025, 8417), (2215, 3895)]