42252880

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7883}}^1$

素因数の和:7963

約数の個数: 40

約数和(自身を含む): 99716832

約数和(自身を除く): 57463952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7883, 15766, 31532, 39415, 63064, 78830, 126128, 157660, 315320, 528161, 630640, 1056322, 2112644, 2640805, 4225288, 5281610, 8450576, 10563220, 21126440, 42252880]

約数ペア:

[(1, 42252880), (2, 21126440), (4, 10563220), (5, 8450576), (8, 5281610), (10, 4225288), (16, 2640805), (20, 2112644), (40, 1056322), (67, 630640), (80, 528161), (134, 315320), (268, 157660), (335, 126128), (536, 78830), (670, 63064), (1072, 39415), (1340, 31532), (2680, 15766), (5360, 7883)]