26562640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25541}}^1$

素因数の和:25567

約数の個数: 40

約数和(自身を含む): 66511368

約数和(自身を除く): 39948728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25541, 51082, 102164, 127705, 204328, 255410, 332033, 408656, 510820, 664066, 1021640, 1328132, 1660165, 2043280, 2656264, 3320330, 5312528, 6640660, 13281320, 26562640]

約数ペア:

[(1, 26562640), (2, 13281320), (4, 6640660), (5, 5312528), (8, 3320330), (10, 2656264), (13, 2043280), (16, 1660165), (20, 1328132), (26, 1021640), (40, 664066), (52, 510820), (65, 408656), (80, 332033), (104, 255410), (130, 204328), (208, 127705), (260, 102164), (520, 51082), (1040, 25541)]