1123455500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{72481}}^1$

素因数の和:72531

約数の個数: 48

約数和(自身を含む): 2532811008

約数和(自身を除く): 1409355508

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 775, 1550, 3100, 3875, 7750, 15500, 72481, 144962, 289924, 362405, 724810, 1449620, 1812025, 2246911, 3624050, 4493822, 7248100, 8987644, 9060125, 11234555, 18120250, 22469110, 36240500, 44938220, 56172775, 112345550, 224691100, 280863875, 561727750, 1123455500]

約数ペア:

[(1, 1123455500), (2, 561727750), (4, 280863875), (5, 224691100), (10, 112345550), (20, 56172775), (25, 44938220), (31, 36240500), (50, 22469110), (62, 18120250), (100, 11234555), (124, 9060125), (125, 8987644), (155, 7248100), (250, 4493822), (310, 3624050), (500, 2246911), (620, 1812025), (775, 1449620), (1550, 724810), (3100, 362405), (3875, 289924), (7750, 144962), (15500, 72481)]