82470040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 192778560

約数和(自身を除く): 110308520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 148, 185, 206, 296, 370, 412, 515, 541, 740, 824, 1030, 1082, 1480, 2060, 2164, 2705, 3811, 4120, 4328, 5410, 7622, 10820, 15244, 19055, 20017, 21640, 30488, 38110, 40034, 55723, 76220, 80068, 100085, 111446, 152440, 160136, 200170, 222892, 278615, 400340, 445784, 557230, 800680, 1114460, 2061751, 2228920, 4123502, 8247004, 10308755, 16494008, 20617510, 41235020, 82470040]

約数ペア:

[(1, 82470040), (2, 41235020), (4, 20617510), (5, 16494008), (8, 10308755), (10, 8247004), (20, 4123502), (37, 2228920), (40, 2061751), (74, 1114460), (103, 800680), (148, 557230), (185, 445784), (206, 400340), (296, 278615), (370, 222892), (412, 200170), (515, 160136), (541, 152440), (740, 111446), (824, 100085), (1030, 80068), (1082, 76220), (1480, 55723), (2060, 40034), (2164, 38110), (2705, 30488), (3811, 21640), (4120, 20017), (4328, 19055), (5410, 15244), (7622, 10820)]