155655870020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2532637}}^1$

素因数の和:2533092

約数の個数: 48

約数和(自身を含む): 374425201920

約数和(自身を除く): 218769331900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 878, 1756, 2195, 3073, 4390, 6146, 8780, 12292, 15365, 30730, 61460, 2532637, 5065274, 10130548, 12663185, 17728459, 25326370, 35456918, 50652740, 70913836, 88642295, 177284590, 354569180, 1111827643, 2223655286, 4447310572, 5559138215, 7782793501, 11118276430, 15565587002, 22236552860, 31131174004, 38913967505, 77827935010, 155655870020]

約数ペア:

[(1, 155655870020), (2, 77827935010), (4, 38913967505), (5, 31131174004), (7, 22236552860), (10, 15565587002), (14, 11118276430), (20, 7782793501), (28, 5559138215), (35, 4447310572), (70, 2223655286), (140, 1111827643), (439, 354569180), (878, 177284590), (1756, 88642295), (2195, 70913836), (3073, 50652740), (4390, 35456918), (6146, 25326370), (8780, 17728459), (12292, 12663185), (15365, 10130548), (30730, 5065274), (61460, 2532637)]