67880720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10223}}^1$

素因数の和:10319

約数の個数: 40

約数和(自身を含む): 159739776

約数和(自身を除く): 91859056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 10223, 20446, 40892, 51115, 81784, 102230, 163568, 204460, 408920, 817840, 848509, 1697018, 3394036, 4242545, 6788072, 8485090, 13576144, 16970180, 33940360, 67880720]

約数ペア:

[(1, 67880720), (2, 33940360), (4, 16970180), (5, 13576144), (8, 8485090), (10, 6788072), (16, 4242545), (20, 3394036), (40, 1697018), (80, 848509), (83, 817840), (166, 408920), (332, 204460), (415, 163568), (664, 102230), (830, 81784), (1328, 51115), (1660, 40892), (3320, 20446), (6640, 10223)]