204892415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26489}}^1$

素因数の和:26531

約数の個数: 32

約数和(自身を含む): 320423040

約数和(自身を除く): 115530625

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 26489, 132445, 185423, 344357, 450313, 927115, 1721785, 2251565, 2410499, 3152191, 5854069, 12052495, 15760955, 29270345, 40978483, 204892415]

約数ペア:

[(1, 204892415), (5, 40978483), (7, 29270345), (13, 15760955), (17, 12052495), (35, 5854069), (65, 3152191), (85, 2410499), (91, 2251565), (119, 1721785), (221, 927115), (455, 450313), (595, 344357), (1105, 185423), (1547, 132445), (7735, 26489)]