51670360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1693}}^1$

素因数の和:1820

約数の個数: 64

約数和(自身を含む): 134164800

約数和(自身を除く): 82494440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 1693, 2180, 3052, 3386, 3815, 4360, 6104, 6772, 7630, 8465, 11851, 13544, 15260, 16930, 23702, 30520, 33860, 47404, 59255, 67720, 94808, 118510, 184537, 237020, 369074, 474040, 738148, 922685, 1291759, 1476296, 1845370, 2583518, 3690740, 5167036, 6458795, 7381480, 10334072, 12917590, 25835180, 51670360]

約数ペア:

[(1, 51670360), (2, 25835180), (4, 12917590), (5, 10334072), (7, 7381480), (8, 6458795), (10, 5167036), (14, 3690740), (20, 2583518), (28, 1845370), (35, 1476296), (40, 1291759), (56, 922685), (70, 738148), (109, 474040), (140, 369074), (218, 237020), (280, 184537), (436, 118510), (545, 94808), (763, 67720), (872, 59255), (1090, 47404), (1526, 33860), (1693, 30520), (2180, 23702), (3052, 16930), (3386, 15260), (3815, 13544), (4360, 11851), (6104, 8465), (6772, 7630)]