74887580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 160665120

約数和(自身を除く): 85777540

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 197, 229, 332, 394, 415, 458, 788, 830, 916, 985, 1145, 1660, 1970, 2290, 3940, 4580, 16351, 19007, 32702, 38014, 45113, 65404, 76028, 81755, 90226, 95035, 163510, 180452, 190070, 225565, 327020, 380140, 451130, 902260, 3744379, 7488758, 14977516, 18721895, 37443790, 74887580]

約数ペア:

[(1, 74887580), (2, 37443790), (4, 18721895), (5, 14977516), (10, 7488758), (20, 3744379), (83, 902260), (166, 451130), (197, 380140), (229, 327020), (332, 225565), (394, 190070), (415, 180452), (458, 163510), (788, 95035), (830, 90226), (916, 81755), (985, 76028), (1145, 65404), (1660, 45113), (1970, 38014), (2290, 32702), (3940, 19007), (4580, 16351)]