66651440

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4603}}^1$

素因数の和:4797

約数の個数: 40

約数和(自身を含む): 155854608

約数和(自身を除く): 89203168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 4603, 7240, 9206, 14480, 18412, 23015, 36824, 46030, 73648, 92060, 184120, 368240, 833143, 1666286, 3332572, 4165715, 6665144, 8331430, 13330288, 16662860, 33325720, 66651440]

約数ペア:

[(1, 66651440), (2, 33325720), (4, 16662860), (5, 13330288), (8, 8331430), (10, 6665144), (16, 4165715), (20, 3332572), (40, 1666286), (80, 833143), (181, 368240), (362, 184120), (724, 92060), (905, 73648), (1448, 46030), (1810, 36824), (2896, 23015), (3620, 18412), (4603, 14480), (7240, 9206)]