77219728

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2323

約数の個数: 40

約数和(自身を含む): 156224376

約数和(自身を除く): 79004648

約数列:

[1, 2, 4, 8, 16, 41, 53, 82, 106, 164, 212, 328, 424, 656, 848, 2173, 2221, 4346, 4442, 8692, 8884, 17384, 17768, 34768, 35536, 91061, 117713, 182122, 235426, 364244, 470852, 728488, 941704, 1456976, 1883408, 4826233, 9652466, 19304932, 38609864, 77219728]

約数ペア:

[(1, 77219728), (2, 38609864), (4, 19304932), (8, 9652466), (16, 4826233), (41, 1883408), (53, 1456976), (82, 941704), (106, 728488), (164, 470852), (212, 364244), (328, 235426), (424, 182122), (656, 117713), (848, 91061), (2173, 35536), (2221, 34768), (4346, 17768), (4442, 17384), (8692, 8884)]