85710520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16111}}^1$

素因数の和:16148

約数の個数: 64

約数和(自身を含む): 232012800

約数和(自身を除く): 146302280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 16111, 32222, 64444, 80555, 112777, 128888, 161110, 225554, 306109, 322220, 451108, 563885, 612218, 644440, 902216, 1127770, 1224436, 1530545, 2142763, 2255540, 2448872, 3061090, 4285526, 4511080, 6122180, 8571052, 10713815, 12244360, 17142104, 21427630, 42855260, 85710520]

約数ペア:

[(1, 85710520), (2, 42855260), (4, 21427630), (5, 17142104), (7, 12244360), (8, 10713815), (10, 8571052), (14, 6122180), (19, 4511080), (20, 4285526), (28, 3061090), (35, 2448872), (38, 2255540), (40, 2142763), (56, 1530545), (70, 1224436), (76, 1127770), (95, 902216), (133, 644440), (140, 612218), (152, 563885), (190, 451108), (266, 322220), (280, 306109), (380, 225554), (532, 161110), (665, 128888), (760, 112777), (1064, 80555), (1330, 64444), (2660, 32222), (5320, 16111)]