79485280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{70969}}^1$

素因数の和:70991

約数の個数: 48

約数和(自身を含む): 214613280

約数和(自身を除く): 135128000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 70969, 141938, 283876, 354845, 496783, 567752, 709690, 993566, 1135504, 1419380, 1987132, 2271008, 2483915, 2838760, 3974264, 4967830, 5677520, 7948528, 9935660, 11355040, 15897056, 19871320, 39742640, 79485280]

約数ペア:

[(1, 79485280), (2, 39742640), (4, 19871320), (5, 15897056), (7, 11355040), (8, 9935660), (10, 7948528), (14, 5677520), (16, 4967830), (20, 3974264), (28, 2838760), (32, 2483915), (35, 2271008), (40, 1987132), (56, 1419380), (70, 1135504), (80, 993566), (112, 709690), (140, 567752), (160, 496783), (224, 354845), (280, 283876), (560, 141938), (1120, 70969)]