31040

素因数分解:

$2^6\times 5^1\times {\mathrm{97}}^1$

素因数の和:114

約数の個数: 28

約数和(自身を含む): 74676

約数和(自身を除く): 43636

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 160, 194, 320, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 6208, 7760, 15520, 31040]

約数ペア:

[(1, 31040), (2, 15520), (4, 7760), (5, 6208), (8, 3880), (10, 3104), (16, 1940), (20, 1552), (32, 970), (40, 776), (64, 485), (80, 388), (97, 320), (160, 194)]