74944640

素因数分解:

$2^7\times 5^1\times {\mathrm{117101}}^1$

素因数の和:117120

約数の個数: 32

約数和(自身を含む): 179166060

約数和(自身を除く): 104221420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 117101, 234202, 468404, 585505, 936808, 1171010, 1873616, 2342020, 3747232, 4684040, 7494464, 9368080, 14988928, 18736160, 37472320, 74944640]

約数ペア:

[(1, 74944640), (2, 37472320), (4, 18736160), (5, 14988928), (8, 9368080), (10, 7494464), (16, 4684040), (20, 3747232), (32, 2342020), (40, 1873616), (64, 1171010), (80, 936808), (128, 585505), (160, 468404), (320, 234202), (640, 117101)]