68266960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27527}}^1$

素因数の和:27571

約数の個数: 40

約数和(自身を含む): 163846656

約数和(自身を除く): 95579696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 27527, 55054, 110108, 137635, 220216, 275270, 440432, 550540, 853337, 1101080, 1706674, 2202160, 3413348, 4266685, 6826696, 8533370, 13653392, 17066740, 34133480, 68266960]

約数ペア:

[(1, 68266960), (2, 34133480), (4, 17066740), (5, 13653392), (8, 8533370), (10, 6826696), (16, 4266685), (20, 3413348), (31, 2202160), (40, 1706674), (62, 1101080), (80, 853337), (124, 550540), (155, 440432), (248, 275270), (310, 220216), (496, 137635), (620, 110108), (1240, 55054), (2480, 27527)]