80501390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3119}}^1$

素因数の和:3244

約数の個数: 32

約数和(自身を含む): 151632000

約数和(自身を除く): 71130610

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 2581, 3119, 5162, 6238, 12905, 15595, 25810, 31190, 90451, 180902, 277591, 452255, 555182, 904510, 1387955, 2775910, 8050139, 16100278, 40250695, 80501390]

約数ペア:

[(1, 80501390), (2, 40250695), (5, 16100278), (10, 8050139), (29, 2775910), (58, 1387955), (89, 904510), (145, 555182), (178, 452255), (290, 277591), (445, 180902), (890, 90451), (2581, 31190), (3119, 25810), (5162, 15595), (6238, 12905)]