82528360

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5197}}^1$

素因数の和:5605

約数の個数: 32

約数和(自身を含む): 186192360

約数和(自身を除く): 103664000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 5197, 7940, 10394, 15880, 20788, 25985, 41576, 51970, 103940, 207880, 2063209, 4126418, 8252836, 10316045, 16505672, 20632090, 41264180, 82528360]

約数ペア:

[(1, 82528360), (2, 41264180), (4, 20632090), (5, 16505672), (8, 10316045), (10, 8252836), (20, 4126418), (40, 2063209), (397, 207880), (794, 103940), (1588, 51970), (1985, 41576), (3176, 25985), (3970, 20788), (5197, 15880), (7940, 10394)]