73816640

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{593}}^1$

素因数の和:999

約数の個数: 56

約数和(自身を含む): 176524920

約数和(自身を除く): 102708280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 593, 778, 1186, 1556, 1945, 2372, 2965, 3112, 3890, 4744, 5930, 6224, 7780, 9488, 11860, 12448, 15560, 18976, 23720, 24896, 31120, 37952, 47440, 62240, 94880, 124480, 189760, 230677, 461354, 922708, 1153385, 1845416, 2306770, 3690832, 4613540, 7381664, 9227080, 14763328, 18454160, 36908320, 73816640]

約数ペア:

[(1, 73816640), (2, 36908320), (4, 18454160), (5, 14763328), (8, 9227080), (10, 7381664), (16, 4613540), (20, 3690832), (32, 2306770), (40, 1845416), (64, 1153385), (80, 922708), (160, 461354), (320, 230677), (389, 189760), (593, 124480), (778, 94880), (1186, 62240), (1556, 47440), (1945, 37952), (2372, 31120), (2965, 24896), (3112, 23720), (3890, 18976), (4744, 15560), (5930, 12448), (6224, 11860), (7780, 9488)]