70880380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 152449920

約数和(自身を除く): 81569540

約数列:

[1, 2, 4, 5, 10, 20, 79, 113, 158, 226, 316, 395, 397, 452, 565, 790, 794, 1130, 1580, 1588, 1985, 2260, 3970, 7940, 8927, 17854, 31363, 35708, 44635, 44861, 62726, 89270, 89722, 125452, 156815, 178540, 179444, 224305, 313630, 448610, 627260, 897220, 3544019, 7088038, 14176076, 17720095, 35440190, 70880380]

約数ペア:

[(1, 70880380), (2, 35440190), (4, 17720095), (5, 14176076), (10, 7088038), (20, 3544019), (79, 897220), (113, 627260), (158, 448610), (226, 313630), (316, 224305), (395, 179444), (397, 178540), (452, 156815), (565, 125452), (790, 89722), (794, 89270), (1130, 62726), (1580, 44861), (1588, 44635), (1985, 35708), (2260, 31363), (3970, 17854), (7940, 8927)]