260801008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1253851}}^1$

素因数の和:1253872

約数の個数: 20

約数和(自身を含む): 544171768

約数和(自身を除く): 283370760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1253851, 2507702, 5015404, 10030808, 16300063, 20061616, 32600126, 65200252, 130400504, 260801008]

約数ペア:

[(1, 260801008), (2, 130400504), (4, 65200252), (8, 32600126), (13, 20061616), (16, 16300063), (26, 10030808), (52, 5015404), (104, 2507702), (208, 1253851)]