12711400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4889}}^1$

素因数の和:4918

約数の個数: 48

約数和(自身を含む): 31833900

約数和(自身を除く): 19122500

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 4889, 9778, 19556, 24445, 39112, 48890, 63557, 97780, 122225, 127114, 195560, 244450, 254228, 317785, 488900, 508456, 635570, 977800, 1271140, 1588925, 2542280, 3177850, 6355700, 12711400]

約数ペア:

[(1, 12711400), (2, 6355700), (4, 3177850), (5, 2542280), (8, 1588925), (10, 1271140), (13, 977800), (20, 635570), (25, 508456), (26, 488900), (40, 317785), (50, 254228), (52, 244450), (65, 195560), (100, 127114), (104, 122225), (130, 97780), (200, 63557), (260, 48890), (325, 39112), (520, 24445), (650, 19556), (1300, 9778), (2600, 4889)]