80121540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12251}}^1$

素因数の和:12372

約数の個数: 48

約数和(自身を含む): 226416960

約数和(自身を除く): 146295420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 12251, 24502, 36753, 49004, 61255, 73506, 122510, 147012, 183765, 245020, 367530, 735060, 1335359, 2670718, 4006077, 5341436, 6676795, 8012154, 13353590, 16024308, 20030385, 26707180, 40060770, 80121540]

約数ペア:

[(1, 80121540), (2, 40060770), (3, 26707180), (4, 20030385), (5, 16024308), (6, 13353590), (10, 8012154), (12, 6676795), (15, 5341436), (20, 4006077), (30, 2670718), (60, 1335359), (109, 735060), (218, 367530), (327, 245020), (436, 183765), (545, 147012), (654, 122510), (1090, 73506), (1308, 61255), (1635, 49004), (2180, 36753), (3270, 24502), (6540, 12251)]