83654840

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{4517}}^1$

素因数の和:4991

約数の個数: 32

約数和(自身を含む): 188671680

約数和(自身を除く): 105016840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1852, 2315, 3704, 4517, 4630, 9034, 9260, 18068, 18520, 22585, 36136, 45170, 90340, 180680, 2091371, 4182742, 8365484, 10456855, 16730968, 20913710, 41827420, 83654840]

約数ペア:

[(1, 83654840), (2, 41827420), (4, 20913710), (5, 16730968), (8, 10456855), (10, 8365484), (20, 4182742), (40, 2091371), (463, 180680), (926, 90340), (1852, 45170), (2315, 36136), (3704, 22585), (4517, 18520), (4630, 18068), (9034, 9260)]