66077240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 156008160

約数和(自身を除く): 89930920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 820, 860, 937, 1640, 1720, 1763, 1874, 3526, 3748, 4685, 7052, 7496, 8815, 9370, 14104, 17630, 18740, 35260, 37480, 38417, 40291, 70520, 76834, 80582, 153668, 161164, 192085, 201455, 307336, 322328, 384170, 402910, 768340, 805820, 1536680, 1611640, 1651931, 3303862, 6607724, 8259655, 13215448, 16519310, 33038620, 66077240]

約数ペア:

[(1, 66077240), (2, 33038620), (4, 16519310), (5, 13215448), (8, 8259655), (10, 6607724), (20, 3303862), (40, 1651931), (41, 1611640), (43, 1536680), (82, 805820), (86, 768340), (164, 402910), (172, 384170), (205, 322328), (215, 307336), (328, 201455), (344, 192085), (410, 161164), (430, 153668), (820, 80582), (860, 76834), (937, 70520), (1640, 40291), (1720, 38417), (1763, 37480), (1874, 35260), (3526, 18740), (3748, 17630), (4685, 14104), (7052, 9370), (7496, 8815)]