65652140

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{12203}}^1$

素因数の和:12481

約数の個数: 24

約数和(自身を含む): 138393360

約数和(自身を除く): 72741220

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 12203, 24406, 48812, 61015, 122030, 244060, 3282607, 6565214, 13130428, 16413035, 32826070, 65652140]

約数ペア:

[(1, 65652140), (2, 32826070), (4, 16413035), (5, 13130428), (10, 6565214), (20, 3282607), (269, 244060), (538, 122030), (1076, 61015), (1345, 48812), (2690, 24406), (5380, 12203)]