81726505

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2083}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 120038400

約数和(自身を除く): 38311895

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 1121, 2065, 2083, 5605, 7847, 10415, 14581, 39235, 39577, 72905, 122897, 197885, 277039, 614485, 860279, 1385195, 2335043, 4301395, 11675215, 16345301, 81726505]

約数ペア:

[(1, 81726505), (5, 16345301), (7, 11675215), (19, 4301395), (35, 2335043), (59, 1385195), (95, 860279), (133, 614485), (295, 277039), (413, 197885), (665, 122897), (1121, 72905), (2065, 39577), (2083, 39235), (5605, 14581), (7847, 10415)]