86355440

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2719}}^1$

素因数の和:3129

約数の個数: 40

約数和(自身を含む): 201356160

約数和(自身を除く): 115000720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2719, 3176, 3970, 5438, 6352, 7940, 10876, 13595, 15880, 21752, 27190, 31760, 43504, 54380, 108760, 217520, 1079443, 2158886, 4317772, 5397215, 8635544, 10794430, 17271088, 21588860, 43177720, 86355440]

約数ペア:

[(1, 86355440), (2, 43177720), (4, 21588860), (5, 17271088), (8, 10794430), (10, 8635544), (16, 5397215), (20, 4317772), (40, 2158886), (80, 1079443), (397, 217520), (794, 108760), (1588, 54380), (1985, 43504), (2719, 31760), (3176, 27190), (3970, 21752), (5438, 15880), (6352, 13595), (7940, 10876)]