252804025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31307}}^1$

素因数の和:31353

約数の個数: 24

約数和(自身を含む): 349397280

約数和(自身を除く): 96593255

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 31307, 156535, 532219, 594833, 782675, 2661095, 2974165, 10112161, 13305475, 14870825, 50560805, 252804025]

約数ペア:

[(1, 252804025), (5, 50560805), (17, 14870825), (19, 13305475), (25, 10112161), (85, 2974165), (95, 2661095), (323, 782675), (425, 594833), (475, 532219), (1615, 156535), (8075, 31307)]