678836590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{13037}}^1$

素因数の和:13212

約数の個数: 32

約数和(自身を含む): 1261661184

約数和(自身を除く): 582824594

約数列:

[1, 2, 5, 10, 41, 82, 127, 205, 254, 410, 635, 1270, 5207, 10414, 13037, 26035, 26074, 52070, 65185, 130370, 534517, 1069034, 1655699, 2672585, 3311398, 5345170, 8278495, 16556990, 67883659, 135767318, 339418295, 678836590]

約数ペア:

[(1, 678836590), (2, 339418295), (5, 135767318), (10, 67883659), (41, 16556990), (82, 8278495), (127, 5345170), (205, 3311398), (254, 2672585), (410, 1655699), (635, 1069034), (1270, 534517), (5207, 130370), (10414, 65185), (13037, 52070), (26035, 26074)]