280937072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{16273}}^1$

素因数の和:16377

約数の個数: 40

約数和(自身を含む): 593284944

約数和(自身を除く): 312347872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 8632, 16273, 17264, 32546, 65092, 130184, 211549, 260368, 423098, 846196, 1350659, 1692392, 2701318, 3384784, 5402636, 10805272, 17558567, 21610544, 35117134, 70234268, 140468536, 280937072]

約数ペア:

[(1, 280937072), (2, 140468536), (4, 70234268), (8, 35117134), (13, 21610544), (16, 17558567), (26, 10805272), (52, 5402636), (83, 3384784), (104, 2701318), (166, 1692392), (208, 1350659), (332, 846196), (664, 423098), (1079, 260368), (1328, 211549), (2158, 130184), (4316, 65092), (8632, 32546), (16273, 17264)]