51617000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 122653440

約数和(自身を除く): 71036440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 284, 355, 500, 568, 710, 727, 1000, 1420, 1454, 1775, 2840, 2908, 3550, 3635, 5816, 7100, 7270, 8875, 14200, 14540, 17750, 18175, 29080, 35500, 36350, 51617, 71000, 72700, 90875, 103234, 145400, 181750, 206468, 258085, 363500, 412936, 516170, 727000, 1032340, 1290425, 2064680, 2580850, 5161700, 6452125, 10323400, 12904250, 25808500, 51617000]

約数ペア:

[(1, 51617000), (2, 25808500), (4, 12904250), (5, 10323400), (8, 6452125), (10, 5161700), (20, 2580850), (25, 2064680), (40, 1290425), (50, 1032340), (71, 727000), (100, 516170), (125, 412936), (142, 363500), (200, 258085), (250, 206468), (284, 181750), (355, 145400), (500, 103234), (568, 90875), (710, 72700), (727, 71000), (1000, 51617), (1420, 36350), (1454, 35500), (1775, 29080), (2840, 18175), (2908, 17750), (3550, 14540), (3635, 14200), (5816, 8875), (7100, 7270)]