64892025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 128366784

約数和(自身を除く): 63474759

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 157, 165, 167, 225, 275, 471, 495, 501, 785, 825, 835, 1413, 1503, 1727, 1837, 2355, 2475, 2505, 3925, 4175, 5181, 5511, 7065, 7515, 8635, 9185, 11775, 12525, 15543, 16533, 25905, 26219, 27555, 35325, 37575, 43175, 45925, 77715, 78657, 82665, 129525, 131095, 137775, 235971, 288409, 388575, 393285, 413325, 655475, 865227, 1179855, 1442045, 1966425, 2595681, 4326135, 5899275, 7210225, 12978405, 21630675, 64892025]

約数ペア:

[(1, 64892025), (3, 21630675), (5, 12978405), (9, 7210225), (11, 5899275), (15, 4326135), (25, 2595681), (33, 1966425), (45, 1442045), (55, 1179855), (75, 865227), (99, 655475), (157, 413325), (165, 393285), (167, 388575), (225, 288409), (275, 235971), (471, 137775), (495, 131095), (501, 129525), (785, 82665), (825, 78657), (835, 77715), (1413, 45925), (1503, 43175), (1727, 37575), (1837, 35325), (2355, 27555), (2475, 26219), (2505, 25905), (3925, 16533), (4175, 15543), (5181, 12525), (5511, 11775), (7065, 9185), (7515, 8635)]