65801320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{126541}}^1$

素因数の和:126565

約数の個数: 32

約数和(自身を含む): 159442920

約数和(自身を除く): 93641600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 126541, 253082, 506164, 632705, 1012328, 1265410, 1645033, 2530820, 3290066, 5061640, 6580132, 8225165, 13160264, 16450330, 32900660, 65801320]

約数ペア:

[(1, 65801320), (2, 32900660), (4, 16450330), (5, 13160264), (8, 8225165), (10, 6580132), (13, 5061640), (20, 3290066), (26, 2530820), (40, 1645033), (52, 1265410), (65, 1012328), (104, 632705), (130, 506164), (260, 253082), (520, 126541)]