101020625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 136456320

約数和(自身を除く): 35435695

約数列:

[1, 5, 19, 25, 47, 95, 125, 181, 235, 475, 625, 893, 905, 1175, 2375, 3439, 4465, 4525, 5875, 8507, 11875, 17195, 22325, 22625, 29375, 42535, 85975, 111625, 113125, 161633, 212675, 429875, 558125, 808165, 1063375, 2149375, 4040825, 5316875, 20204125, 101020625]

約数ペア:

[(1, 101020625), (5, 20204125), (19, 5316875), (25, 4040825), (47, 2149375), (95, 1063375), (125, 808165), (181, 558125), (235, 429875), (475, 212675), (625, 161633), (893, 113125), (905, 111625), (1175, 85975), (2375, 42535), (3439, 29375), (4465, 22625), (4525, 22325), (5875, 17195), (8507, 11875)]