197981625

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^2\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 338008320

約数和(自身を除く): 140026695

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 235, 239, 375, 705, 717, 1175, 1195, 2209, 3525, 3585, 5875, 5975, 6627, 11045, 11233, 17625, 17925, 29875, 33135, 33699, 55225, 56165, 89625, 165675, 168495, 276125, 280825, 527951, 828375, 842475, 1404125, 1583853, 2639755, 4212375, 7919265, 13198775, 39596325, 65993875, 197981625]

約数ペア:

[(1, 197981625), (3, 65993875), (5, 39596325), (15, 13198775), (25, 7919265), (47, 4212375), (75, 2639755), (125, 1583853), (141, 1404125), (235, 842475), (239, 828375), (375, 527951), (705, 280825), (717, 276125), (1175, 168495), (1195, 165675), (2209, 89625), (3525, 56165), (3585, 55225), (5875, 33699), (5975, 33135), (6627, 29875), (11045, 17925), (11233, 17625)]