66473720

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2711}}^1$

素因数の和:3335

約数の個数: 32

約数和(自身を含む): 149865120

約数和(自身を除く): 83391400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2452, 2711, 3065, 4904, 5422, 6130, 10844, 12260, 13555, 21688, 24520, 27110, 54220, 108440, 1661843, 3323686, 6647372, 8309215, 13294744, 16618430, 33236860, 66473720]

約数ペア:

[(1, 66473720), (2, 33236860), (4, 16618430), (5, 13294744), (8, 8309215), (10, 6647372), (20, 3323686), (40, 1661843), (613, 108440), (1226, 54220), (2452, 27110), (2711, 24520), (3065, 21688), (4904, 13555), (5422, 12260), (6130, 10844)]