138977800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53453}}^1$

素因数の和:53482

約数の個数: 48

約数和(自身を含む): 347985540

約数和(自身を除く): 209007740

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, 53453, 106906, 213812, 267265, 427624, 534530, 694889, 1069060, 1336325, 1389778, 2138120, 2672650, 2779556, 3474445, 5345300, 5559112, 6948890, 10690600, 13897780, 17372225, 27795560, 34744450, 69488900, 138977800]

約数ペア:

[(1, 138977800), (2, 69488900), (4, 34744450), (5, 27795560), (8, 17372225), (10, 13897780), (13, 10690600), (20, 6948890), (25, 5559112), (26, 5345300), (40, 3474445), (50, 2779556), (52, 2672650), (65, 2138120), (100, 1389778), (104, 1336325), (130, 1069060), (200, 694889), (260, 534530), (325, 427624), (520, 267265), (650, 213812), (1300, 106906), (2600, 53453)]