1620029375

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{43933}}^1$

素因数の和:44012

約数の個数: 20

約数和(自身を含む): 2058747240

約数和(自身を除く): 438717865

約数列:

[1, 5, 25, 59, 125, 295, 625, 1475, 7375, 36875, 43933, 219665, 1098325, 2592047, 5491625, 12960235, 27458125, 64801175, 324005875, 1620029375]

約数ペア:

[(1, 1620029375), (5, 324005875), (25, 64801175), (59, 27458125), (125, 12960235), (295, 5491625), (625, 2592047), (1475, 1098325), (7375, 219665), (36875, 43933)]