25797675

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 44281640

約数和(自身を除く): 18483965

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 409, 435, 725, 841, 1227, 2045, 2175, 2523, 4205, 6135, 10225, 11861, 12615, 21025, 30675, 35583, 59305, 63075, 177915, 296525, 343969, 889575, 1031907, 1719845, 5159535, 8599225, 25797675]

約数ペア:

[(1, 25797675), (3, 8599225), (5, 5159535), (15, 1719845), (25, 1031907), (29, 889575), (75, 343969), (87, 296525), (145, 177915), (409, 63075), (435, 59305), (725, 35583), (841, 30675), (1227, 21025), (2045, 12615), (2175, 11861), (2523, 10225), (4205, 6135)]