64544140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5857}}^1$

素因数の和:5914

約数の個数: 48

約数和(自身を含む): 147621600

約数和(自身を除く): 83077460

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 5857, 11020, 11714, 23428, 29285, 58570, 111283, 117140, 169853, 222566, 339706, 445132, 556415, 679412, 849265, 1112830, 1698530, 2225660, 3227207, 3397060, 6454414, 12908828, 16136035, 32272070, 64544140]

約数ペア:

[(1, 64544140), (2, 32272070), (4, 16136035), (5, 12908828), (10, 6454414), (19, 3397060), (20, 3227207), (29, 2225660), (38, 1698530), (58, 1112830), (76, 849265), (95, 679412), (116, 556415), (145, 445132), (190, 339706), (290, 222566), (380, 169853), (551, 117140), (580, 111283), (1102, 58570), (2204, 29285), (2755, 23428), (5510, 11714), (5857, 11020)]