72685808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4787}}^1$

素因数の和:4881

約数の個数: 40

約数和(自身を含む): 153771408

約数和(自身を除く): 81085600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 4787, 7592, 9574, 15184, 19148, 38296, 62231, 76592, 124462, 248924, 349451, 497848, 698902, 995696, 1397804, 2795608, 4542863, 5591216, 9085726, 18171452, 36342904, 72685808]

約数ペア:

[(1, 72685808), (2, 36342904), (4, 18171452), (8, 9085726), (13, 5591216), (16, 4542863), (26, 2795608), (52, 1397804), (73, 995696), (104, 698902), (146, 497848), (208, 349451), (292, 248924), (584, 124462), (949, 76592), (1168, 62231), (1898, 38296), (3796, 19148), (4787, 15184), (7592, 9574)]