128604995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1\times {\mathrm{1181}}^1$

素因数の和:1966

約数の個数: 16

約数和(自身を含む): 159995520

約数和(自身を除く): 31390525

約数列:

[1, 5, 29, 145, 751, 1181, 3755, 5905, 21779, 34249, 108895, 171245, 886931, 4434655, 25720999, 128604995]

約数ペア:

[(1, 128604995), (5, 25720999), (29, 4434655), (145, 886931), (751, 171245), (1181, 108895), (3755, 34249), (5905, 21779)]