201784865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 265282560

約数和(自身を除く): 63497695

約数列:

[1, 5, 23, 37, 47, 115, 185, 235, 851, 1009, 1081, 1739, 4255, 5045, 5405, 8695, 23207, 37333, 39997, 47423, 116035, 186665, 199985, 237115, 858659, 1090729, 1754651, 4293295, 5453645, 8773255, 40356973, 201784865]

約数ペア:

[(1, 201784865), (5, 40356973), (23, 8773255), (37, 5453645), (47, 4293295), (115, 1754651), (185, 1090729), (235, 858659), (851, 237115), (1009, 199985), (1081, 186665), (1739, 116035), (4255, 47423), (5045, 39997), (5405, 37333), (8695, 23207)]