85812860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4679}}^1$

素因数の和:4826

約数の個数: 48

約数和(自身を含む): 207567360

約数和(自身を除く): 121754500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 4679, 9170, 9358, 18340, 18716, 23395, 32753, 46790, 65506, 93580, 131012, 163765, 327530, 612949, 655060, 1225898, 2451796, 3064745, 4290643, 6129490, 8581286, 12258980, 17162572, 21453215, 42906430, 85812860]

約数ペア:

[(1, 85812860), (2, 42906430), (4, 21453215), (5, 17162572), (7, 12258980), (10, 8581286), (14, 6129490), (20, 4290643), (28, 3064745), (35, 2451796), (70, 1225898), (131, 655060), (140, 612949), (262, 327530), (524, 163765), (655, 131012), (917, 93580), (1310, 65506), (1834, 46790), (2620, 32753), (3668, 23395), (4585, 18716), (4679, 18340), (9170, 9358)]