66224680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53407}}^1$

素因数の和:53449

約数の個数: 32

約数和(自身を含む): 153815040

約数和(自身を除く): 87590360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 53407, 106814, 213628, 267035, 427256, 534070, 1068140, 1655617, 2136280, 3311234, 6622468, 8278085, 13244936, 16556170, 33112340, 66224680]

約数ペア:

[(1, 66224680), (2, 33112340), (4, 16556170), (5, 13244936), (8, 8278085), (10, 6622468), (20, 3311234), (31, 2136280), (40, 1655617), (62, 1068140), (124, 534070), (155, 427256), (248, 267035), (310, 213628), (620, 106814), (1240, 53407)]