85558760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9857}}^1$

素因数の和:9906

約数の個数: 64

約数和(自身を含む): 227128320

約数和(自身を除く): 141569560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 9857, 19714, 39428, 49285, 68999, 78856, 98570, 137998, 197140, 275996, 305567, 344995, 394280, 551992, 611134, 689990, 1222268, 1379980, 1527835, 2138969, 2444536, 2759960, 3055670, 4277938, 6111340, 8555876, 10694845, 12222680, 17111752, 21389690, 42779380, 85558760]

約数ペア:

[(1, 85558760), (2, 42779380), (4, 21389690), (5, 17111752), (7, 12222680), (8, 10694845), (10, 8555876), (14, 6111340), (20, 4277938), (28, 3055670), (31, 2759960), (35, 2444536), (40, 2138969), (56, 1527835), (62, 1379980), (70, 1222268), (124, 689990), (140, 611134), (155, 551992), (217, 394280), (248, 344995), (280, 305567), (310, 275996), (434, 197140), (620, 137998), (868, 98570), (1085, 78856), (1240, 68999), (1736, 49285), (2170, 39428), (4340, 19714), (8680, 9857)]