13891100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4526

約数の個数: 36

約数和(自身を含む): 31123008

約数和(自身を除く): 17231908

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 4481, 8962, 17924, 22405, 44810, 89620, 112025, 138911, 224050, 277822, 448100, 555644, 694555, 1389110, 2778220, 3472775, 6945550, 13891100]

約数ペア:

[(1, 13891100), (2, 6945550), (4, 3472775), (5, 2778220), (10, 1389110), (20, 694555), (25, 555644), (31, 448100), (50, 277822), (62, 224050), (100, 138911), (124, 112025), (155, 89620), (310, 44810), (620, 22405), (775, 17924), (1550, 8962), (3100, 4481)]