80016690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205171}}^1$

素因数の和:205194

約数の個数: 32

約数和(自身を含む): 206813376

約数和(自身を除く): 126796686

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 205171, 410342, 615513, 1025855, 1231026, 2051710, 2667223, 3077565, 5334446, 6155130, 8001669, 13336115, 16003338, 26672230, 40008345, 80016690]

約数ペア:

[(1, 80016690), (2, 40008345), (3, 26672230), (5, 16003338), (6, 13336115), (10, 8001669), (13, 6155130), (15, 5334446), (26, 3077565), (30, 2667223), (39, 2051710), (65, 1231026), (78, 1025855), (130, 615513), (195, 410342), (390, 205171)]