82130020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3391}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 198309888

約数和(自身を除く): 116179868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 3391, 3460, 4844, 6055, 6782, 12110, 13564, 16955, 23737, 24220, 33910, 47474, 67820, 94948, 118685, 237370, 474740, 586643, 1173286, 2346572, 2933215, 4106501, 5866430, 8213002, 11732860, 16426004, 20532505, 41065010, 82130020]

約数ペア:

[(1, 82130020), (2, 41065010), (4, 20532505), (5, 16426004), (7, 11732860), (10, 8213002), (14, 5866430), (20, 4106501), (28, 2933215), (35, 2346572), (70, 1173286), (140, 586643), (173, 474740), (346, 237370), (692, 118685), (865, 94948), (1211, 67820), (1730, 47474), (2422, 33910), (3391, 24220), (3460, 23737), (4844, 16955), (6055, 13564), (6782, 12110)]