68177720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131111}}^1$

素因数の和:131135

約数の個数: 32

約数和(自身を含む): 165201120

約数和(自身を除く): 97023400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 131111, 262222, 524444, 655555, 1048888, 1311110, 1704443, 2622220, 3408886, 5244440, 6817772, 8522215, 13635544, 17044430, 34088860, 68177720]

約数ペア:

[(1, 68177720), (2, 34088860), (4, 17044430), (5, 13635544), (8, 8522215), (10, 6817772), (13, 5244440), (20, 3408886), (26, 2622220), (40, 1704443), (52, 1311110), (65, 1048888), (104, 655555), (130, 524444), (260, 262222), (520, 131111)]