68671472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{569}}^1$

素因数の和:993

約数の個数: 40

約数和(自身を含む): 140653200

約数和(自身を除く): 71981728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 397, 569, 794, 1138, 1588, 2276, 3176, 4552, 6352, 7543, 9104, 10811, 15086, 21622, 30172, 43244, 60344, 86488, 120688, 172976, 225893, 451786, 903572, 1807144, 3614288, 4291967, 8583934, 17167868, 34335736, 68671472]

約数ペア:

[(1, 68671472), (2, 34335736), (4, 17167868), (8, 8583934), (16, 4291967), (19, 3614288), (38, 1807144), (76, 903572), (152, 451786), (304, 225893), (397, 172976), (569, 120688), (794, 86488), (1138, 60344), (1588, 43244), (2276, 30172), (3176, 21622), (4552, 15086), (6352, 10811), (7543, 9104)]