53681800

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1931}}^1$

素因数の和:2086

約数の個数: 48

約数和(自身を含む): 125773200

約数和(自身を除く): 72091400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 1112, 1390, 1931, 2780, 3475, 3862, 5560, 6950, 7724, 9655, 13900, 15448, 19310, 27800, 38620, 48275, 77240, 96550, 193100, 268409, 386200, 536818, 1073636, 1342045, 2147272, 2684090, 5368180, 6710225, 10736360, 13420450, 26840900, 53681800]

約数ペア:

[(1, 53681800), (2, 26840900), (4, 13420450), (5, 10736360), (8, 6710225), (10, 5368180), (20, 2684090), (25, 2147272), (40, 1342045), (50, 1073636), (100, 536818), (139, 386200), (200, 268409), (278, 193100), (556, 96550), (695, 77240), (1112, 48275), (1390, 38620), (1931, 27800), (2780, 19310), (3475, 15448), (3862, 13900), (5560, 9655), (6950, 7724)]