91749280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{81919}}^1$

素因数の和:81941

約数の個数: 48

約数和(自身を含む): 247726080

約数和(自身を除く): 155976800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 81919, 163838, 327676, 409595, 573433, 655352, 819190, 1146866, 1310704, 1638380, 2293732, 2621408, 2867165, 3276760, 4587464, 5734330, 6553520, 9174928, 11468660, 13107040, 18349856, 22937320, 45874640, 91749280]

約数ペア:

[(1, 91749280), (2, 45874640), (4, 22937320), (5, 18349856), (7, 13107040), (8, 11468660), (10, 9174928), (14, 6553520), (16, 5734330), (20, 4587464), (28, 3276760), (32, 2867165), (35, 2621408), (40, 2293732), (56, 1638380), (70, 1310704), (80, 1146866), (112, 819190), (140, 655352), (160, 573433), (224, 409595), (280, 327676), (560, 163838), (1120, 81919)]