67618840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{41231}}^1$

素因数の和:41283

約数の個数: 32

約数和(自身を含む): 155856960

約数和(自身を除く): 88238120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 41231, 82462, 164924, 206155, 329848, 412310, 824620, 1649240, 1690471, 3380942, 6761884, 8452355, 13523768, 16904710, 33809420, 67618840]

約数ペア:

[(1, 67618840), (2, 33809420), (4, 16904710), (5, 13523768), (8, 8452355), (10, 6761884), (20, 3380942), (40, 1690471), (41, 1649240), (82, 824620), (164, 412310), (205, 329848), (328, 206155), (410, 164924), (820, 82462), (1640, 41231)]