199938905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{23371}}^1$

素因数の和:23464

約数の個数: 16

約数和(自身を含む): 252417600

約数和(自身を除く): 52478695

約数列:

[1, 5, 29, 59, 145, 295, 1711, 8555, 23371, 116855, 677759, 1378889, 3388795, 6894445, 39987781, 199938905]

約数ペア:

[(1, 199938905), (5, 39987781), (29, 6894445), (59, 3388795), (145, 1378889), (295, 677759), (1711, 116855), (8555, 23371)]