200380900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1747}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 461248256

約数和(自身を除く): 260867356

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 50, 62, 74, 100, 124, 148, 155, 185, 310, 370, 620, 740, 775, 925, 1147, 1550, 1747, 1850, 2294, 3100, 3494, 3700, 4588, 5735, 6988, 8735, 11470, 17470, 22940, 28675, 34940, 43675, 54157, 57350, 64639, 87350, 108314, 114700, 129278, 174700, 216628, 258556, 270785, 323195, 541570, 646390, 1083140, 1292780, 1353925, 1615975, 2003809, 2707850, 3231950, 4007618, 5415700, 6463900, 8015236, 10019045, 20038090, 40076180, 50095225, 100190450, 200380900]

約数ペア:

[(1, 200380900), (2, 100190450), (4, 50095225), (5, 40076180), (10, 20038090), (20, 10019045), (25, 8015236), (31, 6463900), (37, 5415700), (50, 4007618), (62, 3231950), (74, 2707850), (100, 2003809), (124, 1615975), (148, 1353925), (155, 1292780), (185, 1083140), (310, 646390), (370, 541570), (620, 323195), (740, 270785), (775, 258556), (925, 216628), (1147, 174700), (1550, 129278), (1747, 114700), (1850, 108314), (2294, 87350), (3100, 64639), (3494, 57350), (3700, 54157), (4588, 43675), (5735, 34940), (6988, 28675), (8735, 22940), (11470, 17470)]