162980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 355320

約数和(自身を除く): 192340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 281, 290, 562, 580, 1124, 1405, 2810, 5620, 8149, 16298, 32596, 40745, 81490, 162980]

約数ペア:

[(1, 162980), (2, 81490), (4, 40745), (5, 32596), (10, 16298), (20, 8149), (29, 5620), (58, 2810), (116, 1405), (145, 1124), (281, 580), (290, 562)]