20125418100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{743}}^1\times {\mathrm{90289}}^1$

素因数の和:91049

約数の個数: 72

約数和(自身を含む): 58308559680

約数和(自身を除く): 38183141580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 743, 1486, 2229, 2972, 3715, 4458, 7430, 8916, 11145, 14860, 18575, 22290, 37150, 44580, 55725, 74300, 90289, 111450, 180578, 222900, 270867, 361156, 451445, 541734, 902890, 1083468, 1354335, 1805780, 2257225, 2708670, 4514450, 5417340, 6771675, 9028900, 13543350, 27086700, 67084727, 134169454, 201254181, 268338908, 335423635, 402508362, 670847270, 805016724, 1006270905, 1341694540, 1677118175, 2012541810, 3354236350, 4025083620, 5031354525, 6708472700, 10062709050, 20125418100]

約数ペア:

[(1, 20125418100), (2, 10062709050), (3, 6708472700), (4, 5031354525), (5, 4025083620), (6, 3354236350), (10, 2012541810), (12, 1677118175), (15, 1341694540), (20, 1006270905), (25, 805016724), (30, 670847270), (50, 402508362), (60, 335423635), (75, 268338908), (100, 201254181), (150, 134169454), (300, 67084727), (743, 27086700), (1486, 13543350), (2229, 9028900), (2972, 6771675), (3715, 5417340), (4458, 4514450), (7430, 2708670), (8916, 2257225), (11145, 1805780), (14860, 1354335), (18575, 1083468), (22290, 902890), (37150, 541734), (44580, 451445), (55725, 361156), (74300, 270867), (90289, 222900), (111450, 180578)]