211064900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 480776520

約数和(自身を除く): 269711620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 73, 100, 116, 145, 146, 290, 292, 365, 580, 725, 730, 997, 1450, 1460, 1825, 1994, 2117, 2900, 3650, 3988, 4234, 4985, 7300, 8468, 9970, 10585, 19940, 21170, 24925, 28913, 42340, 49850, 52925, 57826, 72781, 99700, 105850, 115652, 144565, 145562, 211700, 289130, 291124, 363905, 578260, 722825, 727810, 1445650, 1455620, 1819525, 2110649, 2891300, 3639050, 4221298, 7278100, 8442596, 10553245, 21106490, 42212980, 52766225, 105532450, 211064900]

約数ペア:

[(1, 211064900), (2, 105532450), (4, 52766225), (5, 42212980), (10, 21106490), (20, 10553245), (25, 8442596), (29, 7278100), (50, 4221298), (58, 3639050), (73, 2891300), (100, 2110649), (116, 1819525), (145, 1455620), (146, 1445650), (290, 727810), (292, 722825), (365, 578260), (580, 363905), (725, 291124), (730, 289130), (997, 211700), (1450, 145562), (1460, 144565), (1825, 115652), (1994, 105850), (2117, 99700), (2900, 72781), (3650, 57826), (3988, 52925), (4234, 49850), (4985, 42340), (7300, 28913), (8468, 24925), (9970, 21170), (10585, 19940)]