138314540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{75997}}^1$

素因数の和:76026

約数の個数: 48

約数和(自身を含む): 357494592

約数和(自身を除く): 219180052

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, 75997, 151994, 303988, 379985, 531979, 759970, 987961, 1063958, 1519940, 1975922, 2127916, 2659895, 3951844, 4939805, 5319790, 6915727, 9879610, 10639580, 13831454, 19759220, 27662908, 34578635, 69157270, 138314540]

約数ペア:

[(1, 138314540), (2, 69157270), (4, 34578635), (5, 27662908), (7, 19759220), (10, 13831454), (13, 10639580), (14, 9879610), (20, 6915727), (26, 5319790), (28, 4939805), (35, 3951844), (52, 2659895), (65, 2127916), (70, 1975922), (91, 1519940), (130, 1063958), (140, 987961), (182, 759970), (260, 531979), (364, 379985), (455, 303988), (910, 151994), (1820, 75997)]