2018125525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101797}}^1$

素因数の和:101881

約数の個数: 24

約数和(自身を含む): 2739180584

約数和(自身を除く): 721055059

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3965, 19825, 101797, 508985, 1323361, 2544925, 6209617, 6616805, 31048085, 33084025, 80725021, 155240425, 403625105, 2018125525]

約数ペア:

[(1, 2018125525), (5, 403625105), (13, 155240425), (25, 80725021), (61, 33084025), (65, 31048085), (305, 6616805), (325, 6209617), (793, 2544925), (1525, 1323361), (3965, 508985), (19825, 101797)]