72793520

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2749}}^1$

素因数の和:3093

約数の個数: 40

約数和(自身を含む): 169818000

約数和(自身を除く): 97024480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 2749, 3310, 5296, 5498, 6620, 10996, 13240, 13745, 21992, 26480, 27490, 43984, 54980, 109960, 219920, 909919, 1819838, 3639676, 4549595, 7279352, 9099190, 14558704, 18198380, 36396760, 72793520]

約数ペア:

[(1, 72793520), (2, 36396760), (4, 18198380), (5, 14558704), (8, 9099190), (10, 7279352), (16, 4549595), (20, 3639676), (40, 1819838), (80, 909919), (331, 219920), (662, 109960), (1324, 54980), (1655, 43984), (2648, 27490), (2749, 26480), (3310, 21992), (5296, 13745), (5498, 13240), (6620, 10996)]