68045440

素因数分解:

$2^7\times 5^1\times {\mathrm{106321}}^1$

素因数の和:106340

約数の個数: 32

約数和(自身を含む): 162672660

約数和(自身を除く): 94627220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 106321, 212642, 425284, 531605, 850568, 1063210, 1701136, 2126420, 3402272, 4252840, 6804544, 8505680, 13609088, 17011360, 34022720, 68045440]

約数ペア:

[(1, 68045440), (2, 34022720), (4, 17011360), (5, 13609088), (8, 8505680), (10, 6804544), (16, 4252840), (20, 3402272), (32, 2126420), (40, 1701136), (64, 1063210), (80, 850568), (128, 531605), (160, 425284), (320, 212642), (640, 106321)]