50278640

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10303}}^1$

素因数の和:10377

約数の個数: 40

約数和(自身を含む): 118825728

約数和(自身を除く): 68547088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 10303, 20606, 41212, 51515, 82424, 103030, 164848, 206060, 412120, 628483, 824240, 1256966, 2513932, 3142415, 5027864, 6284830, 10055728, 12569660, 25139320, 50278640]

約数ペア:

[(1, 50278640), (2, 25139320), (4, 12569660), (5, 10055728), (8, 6284830), (10, 5027864), (16, 3142415), (20, 2513932), (40, 1256966), (61, 824240), (80, 628483), (122, 412120), (244, 206060), (305, 164848), (488, 103030), (610, 82424), (976, 51515), (1220, 41212), (2440, 20606), (4880, 10303)]