251965952

素因数分解:

$2^9\times 7^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 80

約数和(自身を含む): 579754560

約数和(自身を除く): 327788608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 229, 256, 307, 448, 458, 512, 614, 896, 916, 1228, 1603, 1792, 1832, 2149, 2456, 3206, 3584, 3664, 4298, 4912, 6412, 7328, 8596, 9824, 12824, 14656, 17192, 19648, 25648, 29312, 34384, 39296, 51296, 58624, 68768, 70303, 78592, 102592, 117248, 137536, 140606, 157184, 205184, 275072, 281212, 410368, 492121, 550144, 562424, 820736, 984242, 1100288, 1124848, 1968484, 2249696, 3936968, 4499392, 7873936, 8998784, 15747872, 17997568, 31495744, 35995136, 62991488, 125982976, 251965952]

約数ペア:

[(1, 251965952), (2, 125982976), (4, 62991488), (7, 35995136), (8, 31495744), (14, 17997568), (16, 15747872), (28, 8998784), (32, 7873936), (56, 4499392), (64, 3936968), (112, 2249696), (128, 1968484), (224, 1124848), (229, 1100288), (256, 984242), (307, 820736), (448, 562424), (458, 550144), (512, 492121), (614, 410368), (896, 281212), (916, 275072), (1228, 205184), (1603, 157184), (1792, 140606), (1832, 137536), (2149, 117248), (2456, 102592), (3206, 78592), (3584, 70303), (3664, 68768), (4298, 58624), (4912, 51296), (6412, 39296), (7328, 34384), (8596, 29312), (9824, 25648), (12824, 19648), (14656, 17192)]