25140368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1823

約数の個数: 40

約数和(自身を含む): 53809056

約数和(自身を除く): 28668688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1328, 1721, 1826, 3442, 3652, 6884, 7304, 13768, 14608, 18931, 27536, 37862, 75724, 142843, 151448, 285686, 302896, 571372, 1142744, 1571273, 2285488, 3142546, 6285092, 12570184, 25140368]

約数ペア:

[(1, 25140368), (2, 12570184), (4, 6285092), (8, 3142546), (11, 2285488), (16, 1571273), (22, 1142744), (44, 571372), (83, 302896), (88, 285686), (166, 151448), (176, 142843), (332, 75724), (664, 37862), (913, 27536), (1328, 18931), (1721, 14608), (1826, 13768), (3442, 7304), (3652, 6884)]