90867140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49927}}^1$

素因数の和:49956

約数の個数: 48

約数和(自身を含む): 234861312

約数和(自身を除く): 143994172

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49927, 99854, 199708, 249635, 349489, 499270, 649051, 698978, 998540, 1298102, 1397956, 1747445, 2596204, 3245255, 3494890, 4543357, 6490510, 6989780, 9086714, 12981020, 18173428, 22716785, 45433570, 90867140]

約数ペア:

[(1, 90867140), (2, 45433570), (4, 22716785), (5, 18173428), (7, 12981020), (10, 9086714), (13, 6989780), (14, 6490510), (20, 4543357), (26, 3494890), (28, 3245255), (35, 2596204), (52, 1747445), (65, 1397956), (70, 1298102), (91, 998540), (130, 698978), (140, 649051), (182, 499270), (260, 349489), (364, 249635), (455, 199708), (910, 99854), (1820, 49927)]