829128920

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{137273}}^1$

素因数の和:137435

約数の個数: 32

約数和(自身を含む): 1877908320

約数和(自身を除く): 1048779400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 137273, 274546, 549092, 686365, 1098184, 1372730, 2745460, 5490920, 20728223, 41456446, 82912892, 103641115, 165825784, 207282230, 414564460, 829128920]

約数ペア:

[(1, 829128920), (2, 414564460), (4, 207282230), (5, 165825784), (8, 103641115), (10, 82912892), (20, 41456446), (40, 20728223), (151, 5490920), (302, 2745460), (604, 1372730), (755, 1098184), (1208, 686365), (1510, 549092), (3020, 274546), (6040, 137273)]