72850040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{49223}}^1$

素因数の和:49271

約数の個数: 32

約数和(自身を含む): 168346080

約数和(自身を除く): 95496040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 49223, 98446, 196892, 246115, 393784, 492230, 984460, 1821251, 1968920, 3642502, 7285004, 9106255, 14570008, 18212510, 36425020, 72850040]

約数ペア:

[(1, 72850040), (2, 36425020), (4, 18212510), (5, 14570008), (8, 9106255), (10, 7285004), (20, 3642502), (37, 1968920), (40, 1821251), (74, 984460), (148, 492230), (185, 393784), (296, 246115), (370, 196892), (740, 98446), (1480, 49223)]