780966896

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{800171}}^1$

素因数の和:800240

約数の個数: 20

約数和(自身を含む): 1537930584

約数和(自身を除く): 756963688

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 800171, 1600342, 3200684, 6401368, 12802736, 48810431, 97620862, 195241724, 390483448, 780966896]

約数ペア:

[(1, 780966896), (2, 390483448), (4, 195241724), (8, 97620862), (16, 48810431), (61, 12802736), (122, 6401368), (244, 3200684), (488, 1600342), (976, 800171)]