53750625

素因数分解:

$3^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 90720960

約数和(自身を除く): 36970335

約数列:

[1, 3, 5, 15, 25, 75, 109, 125, 263, 327, 375, 545, 625, 789, 1315, 1635, 1875, 2725, 3945, 6575, 8175, 13625, 19725, 28667, 32875, 40875, 68125, 86001, 98625, 143335, 164375, 204375, 430005, 493125, 716675, 2150025, 3583375, 10750125, 17916875, 53750625]

約数ペア:

[(1, 53750625), (3, 17916875), (5, 10750125), (15, 3583375), (25, 2150025), (75, 716675), (109, 493125), (125, 430005), (263, 204375), (327, 164375), (375, 143335), (545, 98625), (625, 86001), (789, 68125), (1315, 40875), (1635, 32875), (1875, 28667), (2725, 19725), (3945, 13625), (6575, 8175)]