2045541425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{9721}}^1$

素因数の和:10193

約数の個数: 24

約数和(自身を含む): 2676272160

約数和(自身を除く): 630730735

約数列:

[1, 5, 19, 25, 95, 443, 475, 2215, 8417, 9721, 11075, 42085, 48605, 184699, 210425, 243025, 923495, 4306403, 4617475, 21532015, 81821657, 107660075, 409108285, 2045541425]

約数ペア:

[(1, 2045541425), (5, 409108285), (19, 107660075), (25, 81821657), (95, 21532015), (443, 4617475), (475, 4306403), (2215, 923495), (8417, 243025), (9721, 210425), (11075, 184699), (42085, 48605)]