204865881790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2861}}^1\times {\mathrm{90641}}^1$

素因数の和:93588

約数の個数: 32

約数和(自身を含む): 373561061760

約数和(自身を除く): 168695179970

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 2861, 5722, 14305, 28610, 90641, 181282, 226019, 452038, 453205, 906410, 1130095, 2260190, 7160639, 14321278, 35803195, 71606390, 259323901, 518647802, 1296619505, 2593239010, 20486588179, 40973176358, 102432940895, 204865881790]

約数ペア:

[(1, 204865881790), (2, 102432940895), (5, 40973176358), (10, 20486588179), (79, 2593239010), (158, 1296619505), (395, 518647802), (790, 259323901), (2861, 71606390), (5722, 35803195), (14305, 14321278), (28610, 7160639), (90641, 2260190), (181282, 1130095), (226019, 906410), (452038, 453205)]