128655455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{2557}}^1$

素因数の和:2938

約数の個数: 16

約数和(自身を含む): 160233120

約数和(自身を除く): 31577665

約数列:

[1, 5, 29, 145, 347, 1735, 2557, 10063, 12785, 50315, 74153, 370765, 887279, 4436395, 25731091, 128655455]

約数ペア:

[(1, 128655455), (5, 25731091), (29, 4436395), (145, 887279), (347, 370765), (1735, 74153), (2557, 50315), (10063, 12785)]