985155625

素因数分解:

$5^4\times {\mathrm{109}}^1\times {\mathrm{14461}}^1$

素因数の和:14590

約数の個数: 20

約数和(自身を含む): 1242430420

約数和(自身を除く): 257274795

約数列:

[1, 5, 25, 109, 125, 545, 625, 2725, 13625, 14461, 68125, 72305, 361525, 1576249, 1807625, 7881245, 9038125, 39406225, 197031125, 985155625]

約数ペア:

[(1, 985155625), (5, 197031125), (25, 39406225), (109, 9038125), (125, 7881245), (545, 1807625), (625, 1576249), (2725, 361525), (13625, 72305), (14461, 68125)]