680751344

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{467549}}^1$

素因数の和:467577

約数の個数: 40

約数和(自身を含む): 1623333600

約数和(自身を除く): 942582256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 467549, 935098, 1870196, 3272843, 3740392, 6078137, 6545686, 7480784, 12156274, 13091372, 24312548, 26182744, 42546959, 48625096, 52365488, 85093918, 97250192, 170187836, 340375672, 680751344]

約数ペア:

[(1, 680751344), (2, 340375672), (4, 170187836), (7, 97250192), (8, 85093918), (13, 52365488), (14, 48625096), (16, 42546959), (26, 26182744), (28, 24312548), (52, 13091372), (56, 12156274), (91, 7480784), (104, 6545686), (112, 6078137), (182, 3740392), (208, 3272843), (364, 1870196), (728, 935098), (1456, 467549)]