127394540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69997}}^1$

素因数の和:70026

約数の個数: 48

約数和(自身を含む): 329270592

約数和(自身を除く): 201876052

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, 69997, 139994, 279988, 349985, 489979, 699970, 909961, 979958, 1399940, 1819922, 1959916, 2449895, 3639844, 4549805, 4899790, 6369727, 9099610, 9799580, 12739454, 18199220, 25478908, 31848635, 63697270, 127394540]

約数ペア:

[(1, 127394540), (2, 63697270), (4, 31848635), (5, 25478908), (7, 18199220), (10, 12739454), (13, 9799580), (14, 9099610), (20, 6369727), (26, 4899790), (28, 4549805), (35, 3639844), (52, 2449895), (65, 1959916), (70, 1819922), (91, 1399940), (130, 979958), (140, 909961), (182, 699970), (260, 489979), (364, 349985), (455, 279988), (910, 139994), (1820, 69997)]