2005078100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{3637}}^1$

素因数の和:3837

約数の個数: 72

約数和(自身を含む): 4499842200

約数和(自身を除く): 2494764100

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 149, 185, 298, 370, 596, 740, 745, 925, 1490, 1850, 2980, 3637, 3700, 3725, 5513, 7274, 7450, 11026, 14548, 14900, 18185, 22052, 27565, 36370, 55130, 72740, 90925, 110260, 134569, 137825, 181850, 269138, 275650, 363700, 538276, 541913, 551300, 672845, 1083826, 1345690, 2167652, 2691380, 2709565, 3364225, 5419130, 6728450, 10838260, 13456900, 13547825, 20050781, 27095650, 40101562, 54191300, 80203124, 100253905, 200507810, 401015620, 501269525, 1002539050, 2005078100]

約数ペア:

[(1, 2005078100), (2, 1002539050), (4, 501269525), (5, 401015620), (10, 200507810), (20, 100253905), (25, 80203124), (37, 54191300), (50, 40101562), (74, 27095650), (100, 20050781), (148, 13547825), (149, 13456900), (185, 10838260), (298, 6728450), (370, 5419130), (596, 3364225), (740, 2709565), (745, 2691380), (925, 2167652), (1490, 1345690), (1850, 1083826), (2980, 672845), (3637, 551300), (3700, 541913), (3725, 538276), (5513, 363700), (7274, 275650), (7450, 269138), (11026, 181850), (14548, 137825), (14900, 134569), (18185, 110260), (22052, 90925), (27565, 72740), (36370, 55130)]