64793025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 129527424

約数和(自身を除く): 64734399

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 47, 55, 75, 99, 141, 165, 225, 235, 275, 423, 495, 517, 557, 705, 825, 1175, 1551, 1671, 2115, 2475, 2585, 2785, 3525, 4653, 5013, 6127, 7755, 8355, 10575, 12925, 13925, 18381, 23265, 25065, 26179, 30635, 38775, 41775, 55143, 78537, 91905, 116325, 125325, 130895, 153175, 235611, 275715, 287969, 392685, 459525, 654475, 863907, 1178055, 1378575, 1439845, 1963425, 2591721, 4319535, 5890275, 7199225, 12958605, 21597675, 64793025]

約数ペア:

[(1, 64793025), (3, 21597675), (5, 12958605), (9, 7199225), (11, 5890275), (15, 4319535), (25, 2591721), (33, 1963425), (45, 1439845), (47, 1378575), (55, 1178055), (75, 863907), (99, 654475), (141, 459525), (165, 392685), (225, 287969), (235, 275715), (275, 235611), (423, 153175), (495, 130895), (517, 125325), (557, 116325), (705, 91905), (825, 78537), (1175, 55143), (1551, 41775), (1671, 38775), (2115, 30635), (2475, 26179), (2585, 25065), (2785, 23265), (3525, 18381), (4653, 13925), (5013, 12925), (6127, 10575), (7755, 8355)]