1900244450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{224881}}^1$

素因数の和:224919

約数の個数: 36

約数和(自身を含む): 3827266758

約数和(自身を除く): 1927022308

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 224881, 449762, 1124405, 2248810, 2923453, 5622025, 5846906, 11244050, 14617265, 29234530, 38004889, 73086325, 76009778, 146172650, 190024445, 380048890, 950122225, 1900244450]

約数ペア:

[(1, 1900244450), (2, 950122225), (5, 380048890), (10, 190024445), (13, 146172650), (25, 76009778), (26, 73086325), (50, 38004889), (65, 29234530), (130, 14617265), (169, 11244050), (325, 5846906), (338, 5622025), (650, 2923453), (845, 2248810), (1690, 1124405), (4225, 449762), (8450, 224881)]