25027725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 44104320

約数和(自身を除く): 19076595

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 145, 185, 311, 435, 555, 725, 925, 933, 1073, 1555, 2175, 2775, 3219, 4665, 5365, 7775, 9019, 11507, 16095, 23325, 26825, 27057, 34521, 45095, 57535, 80475, 135285, 172605, 225475, 287675, 333703, 676425, 863025, 1001109, 1668515, 5005545, 8342575, 25027725]

約数ペア:

[(1, 25027725), (3, 8342575), (5, 5005545), (15, 1668515), (25, 1001109), (29, 863025), (37, 676425), (75, 333703), (87, 287675), (111, 225475), (145, 172605), (185, 135285), (311, 80475), (435, 57535), (555, 45095), (725, 34521), (925, 27057), (933, 26825), (1073, 23325), (1555, 16095), (2175, 11507), (2775, 9019), (3219, 7775), (4665, 5365)]