258922875

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^2\times {\mathrm{821}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 446760288

約数和(自身を除く): 187837413

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 375, 435, 725, 821, 841, 2175, 2463, 2523, 3625, 4105, 4205, 10875, 12315, 12615, 20525, 21025, 23809, 61575, 63075, 71427, 102625, 105125, 119045, 307875, 315375, 357135, 595225, 690461, 1785675, 2071383, 2976125, 3452305, 8928375, 10356915, 17261525, 51784575, 86307625, 258922875]

約数ペア:

[(1, 258922875), (3, 86307625), (5, 51784575), (15, 17261525), (25, 10356915), (29, 8928375), (75, 3452305), (87, 2976125), (125, 2071383), (145, 1785675), (375, 690461), (435, 595225), (725, 357135), (821, 315375), (841, 307875), (2175, 119045), (2463, 105125), (2523, 102625), (3625, 71427), (4105, 63075), (4205, 61575), (10875, 23809), (12315, 21025), (12615, 20525)]