69145180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13997}}^1$

素因数の和:14038

約数の個数: 48

約数和(自身を含む): 164616480

約数和(自身を除く): 95471300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 13997, 27994, 55988, 69985, 139970, 181961, 265943, 279940, 363922, 531886, 727844, 909805, 1063772, 1329715, 1819610, 2659430, 3457259, 3639220, 5318860, 6914518, 13829036, 17286295, 34572590, 69145180]

約数ペア:

[(1, 69145180), (2, 34572590), (4, 17286295), (5, 13829036), (10, 6914518), (13, 5318860), (19, 3639220), (20, 3457259), (26, 2659430), (38, 1819610), (52, 1329715), (65, 1063772), (76, 909805), (95, 727844), (130, 531886), (190, 363922), (247, 279940), (260, 265943), (380, 181961), (494, 139970), (988, 69985), (1235, 55988), (2470, 27994), (4940, 13997)]