72190480

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2273}}^1$

素因数の和:2683

約数の個数: 40

約数和(自身を含む): 168339672

約数和(自身を除く): 96149192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2273, 3176, 3970, 4546, 6352, 7940, 9092, 11365, 15880, 18184, 22730, 31760, 36368, 45460, 90920, 181840, 902381, 1804762, 3609524, 4511905, 7219048, 9023810, 14438096, 18047620, 36095240, 72190480]

約数ペア:

[(1, 72190480), (2, 36095240), (4, 18047620), (5, 14438096), (8, 9023810), (10, 7219048), (16, 4511905), (20, 3609524), (40, 1804762), (80, 902381), (397, 181840), (794, 90920), (1588, 45460), (1985, 36368), (2273, 31760), (3176, 22730), (3970, 18184), (4546, 15880), (6352, 11365), (7940, 9092)]