99478780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 215639424

約数和(自身を除く): 116160644

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 131, 172, 215, 262, 430, 524, 655, 860, 883, 1310, 1766, 2620, 3532, 4415, 5633, 8830, 11266, 17660, 22532, 28165, 37969, 56330, 75938, 112660, 115673, 151876, 189845, 231346, 379690, 462692, 578365, 759380, 1156730, 2313460, 4973939, 9947878, 19895756, 24869695, 49739390, 99478780]

約数ペア:

[(1, 99478780), (2, 49739390), (4, 24869695), (5, 19895756), (10, 9947878), (20, 4973939), (43, 2313460), (86, 1156730), (131, 759380), (172, 578365), (215, 462692), (262, 379690), (430, 231346), (524, 189845), (655, 151876), (860, 115673), (883, 112660), (1310, 75938), (1766, 56330), (2620, 37969), (3532, 28165), (4415, 22532), (5633, 17660), (8830, 11266)]