77978576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1609}}^1$

素因数の和:1863

約数の個数: 40

約数和(自身を含む): 163505160

約数和(自身を除く): 85526584

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 233, 466, 932, 1609, 1864, 3029, 3218, 3728, 6058, 6436, 12116, 12872, 20917, 24232, 25744, 41834, 48464, 83668, 167336, 334672, 374897, 749794, 1499588, 2999176, 4873661, 5998352, 9747322, 19494644, 38989288, 77978576]

約数ペア:

[(1, 77978576), (2, 38989288), (4, 19494644), (8, 9747322), (13, 5998352), (16, 4873661), (26, 2999176), (52, 1499588), (104, 749794), (208, 374897), (233, 334672), (466, 167336), (932, 83668), (1609, 48464), (1864, 41834), (3029, 25744), (3218, 24232), (3728, 20917), (6058, 12872), (6436, 12116)]