79982480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32251}}^1$

素因数の和:32295

約数の個数: 40

約数和(自身を含む): 191963904

約数和(自身を除く): 111981424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 32251, 64502, 129004, 161255, 258008, 322510, 516016, 645020, 999781, 1290040, 1999562, 2580080, 3999124, 4998905, 7998248, 9997810, 15996496, 19995620, 39991240, 79982480]

約数ペア:

[(1, 79982480), (2, 39991240), (4, 19995620), (5, 15996496), (8, 9997810), (10, 7998248), (16, 4998905), (20, 3999124), (31, 2580080), (40, 1999562), (62, 1290040), (80, 999781), (124, 645020), (155, 516016), (248, 322510), (310, 258008), (496, 161255), (620, 129004), (1240, 64502), (2480, 32251)]