128222305

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{1759}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 157132800

約数和(自身を除く): 28910495

約数列:

[1, 5, 61, 239, 305, 1195, 1759, 8795, 14579, 72895, 107299, 420401, 536495, 2102005, 25644461, 128222305]

約数ペア:

[(1, 128222305), (5, 25644461), (61, 2102005), (239, 536495), (305, 420401), (1195, 107299), (1759, 72895), (8795, 14579)]