81626930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{467}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 184384512

約数和(自身を除く): 102757582

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 227, 385, 454, 467, 770, 934, 1135, 1589, 2270, 2335, 2497, 3178, 3269, 4670, 4994, 5137, 6538, 7945, 10274, 12485, 15890, 16345, 17479, 24970, 25685, 32690, 34958, 35959, 51370, 71918, 87395, 106009, 174790, 179795, 212018, 359590, 530045, 742063, 1060090, 1166099, 1484126, 2332198, 3710315, 5830495, 7420630, 8162693, 11660990, 16325386, 40813465, 81626930]

約数ペア:

[(1, 81626930), (2, 40813465), (5, 16325386), (7, 11660990), (10, 8162693), (11, 7420630), (14, 5830495), (22, 3710315), (35, 2332198), (55, 1484126), (70, 1166099), (77, 1060090), (110, 742063), (154, 530045), (227, 359590), (385, 212018), (454, 179795), (467, 174790), (770, 106009), (934, 87395), (1135, 71918), (1589, 51370), (2270, 35959), (2335, 34958), (2497, 32690), (3178, 25685), (3269, 24970), (4670, 17479), (4994, 16345), (5137, 15890), (6538, 12485), (7945, 10274)]