85871205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1131

約数の個数: 64

約数和(自身を含む): 176601600

約数和(自身を除く): 90730395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 89, 105, 135, 189, 267, 315, 445, 623, 801, 945, 1021, 1335, 1869, 2403, 3063, 3115, 4005, 5105, 5607, 7147, 9189, 9345, 12015, 15315, 16821, 21441, 27567, 28035, 35735, 45945, 64323, 84105, 90869, 107205, 137835, 192969, 272607, 321615, 454345, 636083, 817821, 964845, 1363035, 1908249, 2453463, 3180415, 4089105, 5724747, 9541245, 12267315, 17174241, 28623735, 85871205]

約数ペア:

[(1, 85871205), (3, 28623735), (5, 17174241), (7, 12267315), (9, 9541245), (15, 5724747), (21, 4089105), (27, 3180415), (35, 2453463), (45, 1908249), (63, 1363035), (89, 964845), (105, 817821), (135, 636083), (189, 454345), (267, 321615), (315, 272607), (445, 192969), (623, 137835), (801, 107205), (945, 90869), (1021, 84105), (1335, 64323), (1869, 45945), (2403, 35735), (3063, 28035), (3115, 27567), (4005, 21441), (5105, 16821), (5607, 15315), (7147, 12015), (9189, 9345)]