99890100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{110989}}^1$

素因数の和:111009

約数の個数: 54

約数和(自身を含む): 313102790

約数和(自身を除く): 213212690

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 110989, 221978, 332967, 443956, 554945, 665934, 998901, 1109890, 1331868, 1664835, 1997802, 2219780, 2774725, 3329670, 3995604, 4994505, 5549450, 6659340, 8324175, 9989010, 11098900, 16648350, 19978020, 24972525, 33296700, 49945050, 99890100]

約数ペア:

[(1, 99890100), (2, 49945050), (3, 33296700), (4, 24972525), (5, 19978020), (6, 16648350), (9, 11098900), (10, 9989010), (12, 8324175), (15, 6659340), (18, 5549450), (20, 4994505), (25, 3995604), (30, 3329670), (36, 2774725), (45, 2219780), (50, 1997802), (60, 1664835), (75, 1331868), (90, 1109890), (100, 998901), (150, 665934), (180, 554945), (225, 443956), (300, 332967), (450, 221978), (900, 110989)]