100390960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 241984512

約数和(自身を除く): 141593552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 127, 164, 205, 241, 254, 328, 410, 482, 508, 635, 656, 820, 964, 1016, 1205, 1270, 1640, 1928, 2032, 2410, 2540, 3280, 3856, 4820, 5080, 5207, 9640, 9881, 10160, 10414, 19280, 19762, 20828, 26035, 30607, 39524, 41656, 49405, 52070, 61214, 79048, 83312, 98810, 104140, 122428, 153035, 158096, 197620, 208280, 244856, 306070, 395240, 416560, 489712, 612140, 790480, 1224280, 1254887, 2448560, 2509774, 5019548, 6274435, 10039096, 12548870, 20078192, 25097740, 50195480, 100390960]

約数ペア:

[(1, 100390960), (2, 50195480), (4, 25097740), (5, 20078192), (8, 12548870), (10, 10039096), (16, 6274435), (20, 5019548), (40, 2509774), (41, 2448560), (80, 1254887), (82, 1224280), (127, 790480), (164, 612140), (205, 489712), (241, 416560), (254, 395240), (328, 306070), (410, 244856), (482, 208280), (508, 197620), (635, 158096), (656, 153035), (820, 122428), (964, 104140), (1016, 98810), (1205, 83312), (1270, 79048), (1640, 61214), (1928, 52070), (2032, 49405), (2410, 41656), (2540, 39524), (3280, 30607), (3856, 26035), (4820, 20828), (5080, 19762), (5207, 19280), (9640, 10414), (9881, 10160)]