68000120

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{7489}}^1$

素因数の和:7727

約数の個数: 32

約数和(自身を含む): 153694800

約数和(自身を除く): 85694680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 7489, 9080, 14978, 29956, 37445, 59912, 74890, 149780, 299560, 1700003, 3400006, 6800012, 8500015, 13600024, 17000030, 34000060, 68000120]

約数ペア:

[(1, 68000120), (2, 34000060), (4, 17000030), (5, 13600024), (8, 8500015), (10, 6800012), (20, 3400006), (40, 1700003), (227, 299560), (454, 149780), (908, 74890), (1135, 59912), (1816, 37445), (2270, 29956), (4540, 14978), (7489, 9080)]