25989535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 37029888

約数和(自身を除く): 11040353

約数列:

[1, 5, 11, 13, 55, 65, 143, 163, 223, 715, 815, 1115, 1793, 2119, 2453, 2899, 8965, 10595, 12265, 14495, 23309, 31889, 36349, 116545, 159445, 181745, 399839, 472537, 1999195, 2362685, 5197907, 25989535]

約数ペア:

[(1, 25989535), (5, 5197907), (11, 2362685), (13, 1999195), (55, 472537), (65, 399839), (143, 181745), (163, 159445), (223, 116545), (715, 36349), (815, 31889), (1115, 23309), (1793, 14495), (2119, 12265), (2453, 10595), (2899, 8965)]