161520715

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1\times {\mathrm{1409}}^1$

素因数の和:1742

約数の個数: 16

約数和(自身を含む): 196745760

約数和(自身を除く): 35225045

約数列:

[1, 5, 101, 227, 505, 1135, 1409, 7045, 22927, 114635, 142309, 319843, 711545, 1599215, 32304143, 161520715]

約数ペア:

[(1, 161520715), (5, 32304143), (101, 1599215), (227, 711545), (505, 319843), (1135, 142309), (1409, 114635), (7045, 22927)]