220199695

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{1609}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 268007040

約数和(自身を除く): 47807345

約数列:

[1, 5, 101, 271, 505, 1355, 1609, 8045, 27371, 136855, 162509, 436039, 812545, 2180195, 44039939, 220199695]

約数ペア:

[(1, 220199695), (5, 44039939), (101, 2180195), (271, 812545), (505, 436039), (1355, 162509), (1609, 136855), (8045, 27371)]