855648770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 1628605440

約数和(自身を除く): 772956670

約数列:

[1, 2, 5, 10, 29, 58, 101, 131, 145, 202, 223, 262, 290, 446, 505, 655, 1010, 1115, 1310, 2230, 2929, 3799, 5858, 6467, 7598, 12934, 13231, 14645, 18995, 22523, 26462, 29213, 29290, 32335, 37990, 45046, 58426, 64670, 66155, 112615, 132310, 146065, 225230, 292130, 383699, 653167, 767398, 847177, 1306334, 1694354, 1918495, 2950513, 3265835, 3836990, 4235885, 5901026, 6531670, 8471770, 14752565, 29505130, 85564877, 171129754, 427824385, 855648770]

約数ペア:

[(1, 855648770), (2, 427824385), (5, 171129754), (10, 85564877), (29, 29505130), (58, 14752565), (101, 8471770), (131, 6531670), (145, 5901026), (202, 4235885), (223, 3836990), (262, 3265835), (290, 2950513), (446, 1918495), (505, 1694354), (655, 1306334), (1010, 847177), (1115, 767398), (1310, 653167), (2230, 383699), (2929, 292130), (3799, 225230), (5858, 146065), (6467, 132310), (7598, 112615), (12934, 66155), (13231, 64670), (14645, 58426), (18995, 45046), (22523, 37990), (26462, 32335), (29213, 29290)]