65489320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{125941}}^1$

素因数の和:125965

約数の個数: 32

約数和(自身を含む): 158686920

約数和(自身を除く): 93197600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 125941, 251882, 503764, 629705, 1007528, 1259410, 1637233, 2518820, 3274466, 5037640, 6548932, 8186165, 13097864, 16372330, 32744660, 65489320]

約数ペア:

[(1, 65489320), (2, 32744660), (4, 16372330), (5, 13097864), (8, 8186165), (10, 6548932), (13, 5037640), (20, 3274466), (26, 2518820), (40, 1637233), (52, 1259410), (65, 1007528), (104, 629705), (130, 503764), (260, 251882), (520, 125941)]