25005136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 52496640

約数和(自身を除く): 27491504

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 503, 956, 1006, 1912, 2012, 3107, 3824, 4024, 6214, 6539, 8048, 12428, 13078, 24856, 26156, 49712, 52312, 104624, 120217, 240434, 480868, 961736, 1562821, 1923472, 3125642, 6251284, 12502568, 25005136]

約数ペア:

[(1, 25005136), (2, 12502568), (4, 6251284), (8, 3125642), (13, 1923472), (16, 1562821), (26, 961736), (52, 480868), (104, 240434), (208, 120217), (239, 104624), (478, 52312), (503, 49712), (956, 26156), (1006, 24856), (1912, 13078), (2012, 12428), (3107, 8048), (3824, 6539), (4024, 6214)]