253517488

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 582177024

約数和(自身を除く): 328659536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 131, 148, 259, 262, 296, 467, 518, 524, 592, 917, 934, 1036, 1048, 1834, 1868, 2072, 2096, 3269, 3668, 3736, 4144, 4847, 6538, 7336, 7472, 9694, 13076, 14672, 17279, 19388, 26152, 33929, 34558, 38776, 52304, 61177, 67858, 69116, 77552, 120953, 122354, 135716, 138232, 241906, 244708, 271432, 276464, 428239, 483812, 489416, 542864, 856478, 967624, 978832, 1712956, 1935248, 2263549, 3425912, 4527098, 6851824, 9054196, 15844843, 18108392, 31689686, 36216784, 63379372, 126758744, 253517488]

約数ペア:

[(1, 253517488), (2, 126758744), (4, 63379372), (7, 36216784), (8, 31689686), (14, 18108392), (16, 15844843), (28, 9054196), (37, 6851824), (56, 4527098), (74, 3425912), (112, 2263549), (131, 1935248), (148, 1712956), (259, 978832), (262, 967624), (296, 856478), (467, 542864), (518, 489416), (524, 483812), (592, 428239), (917, 276464), (934, 271432), (1036, 244708), (1048, 241906), (1834, 138232), (1868, 135716), (2072, 122354), (2096, 120953), (3269, 77552), (3668, 69116), (3736, 67858), (4144, 61177), (4847, 52304), (6538, 38776), (7336, 34558), (7472, 33929), (9694, 26152), (13076, 19388), (14672, 17279)]