42141320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81041}}^1$

素因数の和:81065

約数の個数: 32

約数和(自身を含む): 102112920

約数和(自身を除く): 59971600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 81041, 162082, 324164, 405205, 648328, 810410, 1053533, 1620820, 2107066, 3241640, 4214132, 5267665, 8428264, 10535330, 21070660, 42141320]

約数ペア:

[(1, 42141320), (2, 21070660), (4, 10535330), (5, 8428264), (8, 5267665), (10, 4214132), (13, 3241640), (20, 2107066), (26, 1620820), (40, 1053533), (52, 810410), (65, 648328), (104, 405205), (130, 324164), (260, 162082), (520, 81041)]