78370448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{653}}^1$

素因数の和:1251

約数の個数: 40

約数和(自身を含む): 164057208

約数和(自身を除く): 85686760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 577, 653, 1154, 1306, 2308, 2612, 4616, 5224, 7501, 8489, 9232, 10448, 15002, 16978, 30004, 33956, 60008, 67912, 120016, 135824, 376781, 753562, 1507124, 3014248, 4898153, 6028496, 9796306, 19592612, 39185224, 78370448]

約数ペア:

[(1, 78370448), (2, 39185224), (4, 19592612), (8, 9796306), (13, 6028496), (16, 4898153), (26, 3014248), (52, 1507124), (104, 753562), (208, 376781), (577, 135824), (653, 120016), (1154, 67912), (1306, 60008), (2308, 33956), (2612, 30004), (4616, 16978), (5224, 15002), (7501, 10448), (8489, 9232)]