68378200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31081}}^1$

素因数の和:31108

約数の個数: 48

約数和(自身を含む): 173437560

約数和(自身を除く): 105059360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 31081, 62162, 124324, 155405, 248648, 310810, 341891, 621620, 683782, 777025, 1243240, 1367564, 1554050, 1709455, 2735128, 3108100, 3418910, 6216200, 6837820, 8547275, 13675640, 17094550, 34189100, 68378200]

約数ペア:

[(1, 68378200), (2, 34189100), (4, 17094550), (5, 13675640), (8, 8547275), (10, 6837820), (11, 6216200), (20, 3418910), (22, 3108100), (25, 2735128), (40, 1709455), (44, 1554050), (50, 1367564), (55, 1243240), (88, 777025), (100, 683782), (110, 621620), (200, 341891), (220, 310810), (275, 248648), (440, 155405), (550, 124324), (1100, 62162), (2200, 31081)]