205245488

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^3\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 80

約数和(自身を含む): 484165440

約数和(自身を除く): 278919952

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 289, 373, 476, 578, 746, 952, 1156, 1492, 1904, 2023, 2312, 2611, 2984, 4046, 4624, 4913, 5222, 5968, 6341, 8092, 9826, 10444, 12682, 16184, 19652, 20888, 25364, 32368, 34391, 39304, 41776, 44387, 50728, 68782, 78608, 88774, 101456, 107797, 137564, 177548, 215594, 275128, 355096, 431188, 550256, 710192, 754579, 862376, 1509158, 1724752, 1832549, 3018316, 3665098, 6036632, 7330196, 12073264, 12827843, 14660392, 25655686, 29320784, 51311372, 102622744, 205245488]

約数ペア:

[(1, 205245488), (2, 102622744), (4, 51311372), (7, 29320784), (8, 25655686), (14, 14660392), (16, 12827843), (17, 12073264), (28, 7330196), (34, 6036632), (56, 3665098), (68, 3018316), (112, 1832549), (119, 1724752), (136, 1509158), (238, 862376), (272, 754579), (289, 710192), (373, 550256), (476, 431188), (578, 355096), (746, 275128), (952, 215594), (1156, 177548), (1492, 137564), (1904, 107797), (2023, 101456), (2312, 88774), (2611, 78608), (2984, 68782), (4046, 50728), (4624, 44387), (4913, 41776), (5222, 39304), (5968, 34391), (6341, 32368), (8092, 25364), (9826, 20888), (10444, 19652), (12682, 16184)]