64811600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 120

約数和(自身を含む): 180821760

約数和(自身を除く): 116010160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 79, 80, 100, 112, 140, 158, 175, 200, 280, 293, 316, 350, 395, 400, 553, 560, 586, 632, 700, 790, 1106, 1172, 1264, 1400, 1465, 1580, 1975, 2051, 2212, 2344, 2765, 2800, 2930, 3160, 3950, 4102, 4424, 4688, 5530, 5860, 6320, 7325, 7900, 8204, 8848, 10255, 11060, 11720, 13825, 14650, 15800, 16408, 20510, 22120, 23147, 23440, 27650, 29300, 31600, 32816, 41020, 44240, 46294, 51275, 55300, 58600, 82040, 92588, 102550, 110600, 115735, 117200, 162029, 164080, 185176, 205100, 221200, 231470, 324058, 370352, 410200, 462940, 578675, 648116, 810145, 820400, 925880, 1157350, 1296232, 1620290, 1851760, 2314700, 2592464, 3240580, 4050725, 4629400, 6481160, 8101450, 9258800, 12962320, 16202900, 32405800, 64811600]

約数ペア:

[(1, 64811600), (2, 32405800), (4, 16202900), (5, 12962320), (7, 9258800), (8, 8101450), (10, 6481160), (14, 4629400), (16, 4050725), (20, 3240580), (25, 2592464), (28, 2314700), (35, 1851760), (40, 1620290), (50, 1296232), (56, 1157350), (70, 925880), (79, 820400), (80, 810145), (100, 648116), (112, 578675), (140, 462940), (158, 410200), (175, 370352), (200, 324058), (280, 231470), (293, 221200), (316, 205100), (350, 185176), (395, 164080), (400, 162029), (553, 117200), (560, 115735), (586, 110600), (632, 102550), (700, 92588), (790, 82040), (1106, 58600), (1172, 55300), (1264, 51275), (1400, 46294), (1465, 44240), (1580, 41020), (1975, 32816), (2051, 31600), (2212, 29300), (2344, 27650), (2765, 23440), (2800, 23147), (2930, 22120), (3160, 20510), (3950, 16408), (4102, 15800), (4424, 14650), (4688, 13825), (5530, 11720), (5860, 11060), (6320, 10255), (7325, 8848), (7900, 8204)]