25464560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1566

約数の個数: 80

約数和(自身を含む): 68031360

約数和(自身を除く): 42566800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1523, 1672, 2090, 3046, 3344, 4180, 6092, 7615, 8360, 12184, 15230, 16720, 16753, 24368, 28937, 30460, 33506, 57874, 60920, 67012, 83765, 115748, 121840, 134024, 144685, 167530, 231496, 268048, 289370, 318307, 335060, 462992, 578740, 636614, 670120, 1157480, 1273228, 1340240, 1591535, 2314960, 2546456, 3183070, 5092912, 6366140, 12732280, 25464560]

約数ペア:

[(1, 25464560), (2, 12732280), (4, 6366140), (5, 5092912), (8, 3183070), (10, 2546456), (11, 2314960), (16, 1591535), (19, 1340240), (20, 1273228), (22, 1157480), (38, 670120), (40, 636614), (44, 578740), (55, 462992), (76, 335060), (80, 318307), (88, 289370), (95, 268048), (110, 231496), (152, 167530), (176, 144685), (190, 134024), (209, 121840), (220, 115748), (304, 83765), (380, 67012), (418, 60920), (440, 57874), (760, 33506), (836, 30460), (880, 28937), (1045, 24368), (1520, 16753), (1523, 16720), (1672, 15230), (2090, 12184), (3046, 8360), (3344, 7615), (4180, 6092)]