15430025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 20795544

約数和(自身を除く): 5365519

約数列:

[1, 5, 13, 25, 65, 197, 241, 325, 985, 1205, 2561, 3133, 4925, 6025, 12805, 15665, 47477, 64025, 78325, 237385, 617201, 1186925, 3086005, 15430025]

約数ペア:

[(1, 15430025), (5, 3086005), (13, 1186925), (25, 617201), (65, 237385), (197, 78325), (241, 64025), (325, 47477), (985, 15665), (1205, 12805), (2561, 6025), (3133, 4925)]