74840990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 160030080

約数和(自身を除く): 85189090

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 89, 178, 205, 287, 293, 410, 445, 574, 586, 623, 890, 1246, 1435, 1465, 2051, 2870, 2930, 3115, 3649, 4102, 6230, 7298, 10255, 12013, 18245, 20510, 24026, 25543, 26077, 36490, 51086, 52154, 60065, 84091, 120130, 127715, 130385, 168182, 182539, 255430, 260770, 365078, 420455, 840910, 912695, 1069157, 1825390, 2138314, 5345785, 7484099, 10691570, 14968198, 37420495, 74840990]

約数ペア:

[(1, 74840990), (2, 37420495), (5, 14968198), (7, 10691570), (10, 7484099), (14, 5345785), (35, 2138314), (41, 1825390), (70, 1069157), (82, 912695), (89, 840910), (178, 420455), (205, 365078), (287, 260770), (293, 255430), (410, 182539), (445, 168182), (574, 130385), (586, 127715), (623, 120130), (890, 84091), (1246, 60065), (1435, 52154), (1465, 51086), (2051, 36490), (2870, 26077), (2930, 25543), (3115, 24026), (3649, 20510), (4102, 18245), (6230, 12013), (7298, 10255)]