81896670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101107}}^1$

素因数の和:101126

約数の個数: 40

約数和(自身を含む): 220213224

約数和(自身を除く): 138316554

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 101107, 202214, 303321, 505535, 606642, 909963, 1011070, 1516605, 1819926, 2729889, 3033210, 4549815, 5459778, 8189667, 9099630, 13649445, 16379334, 27298890, 40948335, 81896670]

約数ペア:

[(1, 81896670), (2, 40948335), (3, 27298890), (5, 16379334), (6, 13649445), (9, 9099630), (10, 8189667), (15, 5459778), (18, 4549815), (27, 3033210), (30, 2729889), (45, 1819926), (54, 1516605), (81, 1011070), (90, 909963), (135, 606642), (162, 505535), (270, 303321), (405, 202214), (810, 101107)]