91318120

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{12613}}^1$

素因数の和:12805

約数の個数: 32

約数和(自身を含む): 206617320

約数和(自身を除く): 115299200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 12613, 25226, 50452, 63065, 100904, 126130, 252260, 504520, 2282953, 4565906, 9131812, 11414765, 18263624, 22829530, 45659060, 91318120]

約数ペア:

[(1, 91318120), (2, 45659060), (4, 22829530), (5, 18263624), (8, 11414765), (10, 9131812), (20, 4565906), (40, 2282953), (181, 504520), (362, 252260), (724, 126130), (905, 100904), (1448, 63065), (1810, 50452), (3620, 25226), (7240, 12613)]