200085020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1181}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 432498528

約数和(自身を除く): 232413508

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 197, 215, 394, 430, 788, 860, 985, 1181, 1970, 2362, 3940, 4724, 5905, 8471, 11810, 16942, 23620, 33884, 42355, 50783, 84710, 101566, 169420, 203132, 232657, 253915, 465314, 507830, 930628, 1015660, 1163285, 2326570, 4653140, 10004251, 20008502, 40017004, 50021255, 100042510, 200085020]

約数ペア:

[(1, 200085020), (2, 100042510), (4, 50021255), (5, 40017004), (10, 20008502), (20, 10004251), (43, 4653140), (86, 2326570), (172, 1163285), (197, 1015660), (215, 930628), (394, 507830), (430, 465314), (788, 253915), (860, 232657), (985, 203132), (1181, 169420), (1970, 101566), (2362, 84710), (3940, 50783), (4724, 42355), (5905, 33884), (8471, 23620), (11810, 16942)]