54855320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105491}}^1$

素因数の和:105515

約数の個数: 32

約数和(自身を含む): 132919920

約数和(自身を除く): 78064600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 105491, 210982, 421964, 527455, 843928, 1054910, 1371383, 2109820, 2742766, 4219640, 5485532, 6856915, 10971064, 13713830, 27427660, 54855320]

約数ペア:

[(1, 54855320), (2, 27427660), (4, 13713830), (5, 10971064), (8, 6856915), (10, 5485532), (13, 4219640), (20, 2742766), (26, 2109820), (40, 1371383), (52, 1054910), (65, 843928), (104, 527455), (130, 421964), (260, 210982), (520, 105491)]