2174996900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{5393}}^1$

素因数の和:5553

約数の個数: 72

約数和(自身を含む): 4892681640

約数和(自身を除く): 2717684740

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 109, 148, 185, 218, 370, 436, 545, 740, 925, 1090, 1850, 2180, 2725, 3700, 4033, 5393, 5450, 8066, 10786, 10900, 16132, 20165, 21572, 26965, 40330, 53930, 80660, 100825, 107860, 134825, 199541, 201650, 269650, 399082, 403300, 539300, 587837, 798164, 997705, 1175674, 1995410, 2351348, 2939185, 3990820, 4988525, 5878370, 9977050, 11756740, 14695925, 19954100, 21749969, 29391850, 43499938, 58783700, 86999876, 108749845, 217499690, 434999380, 543749225, 1087498450, 2174996900]

約数ペア:

[(1, 2174996900), (2, 1087498450), (4, 543749225), (5, 434999380), (10, 217499690), (20, 108749845), (25, 86999876), (37, 58783700), (50, 43499938), (74, 29391850), (100, 21749969), (109, 19954100), (148, 14695925), (185, 11756740), (218, 9977050), (370, 5878370), (436, 4988525), (545, 3990820), (740, 2939185), (925, 2351348), (1090, 1995410), (1850, 1175674), (2180, 997705), (2725, 798164), (3700, 587837), (4033, 539300), (5393, 403300), (5450, 399082), (8066, 269650), (10786, 201650), (10900, 199541), (16132, 134825), (20165, 107860), (21572, 100825), (26965, 80660), (40330, 53930)]