25696996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 52602480

約数和(自身を除く): 26905484

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 533, 697, 709, 884, 1066, 1394, 1418, 2132, 2788, 2836, 9061, 9217, 12053, 18122, 18434, 24106, 29069, 36244, 36868, 48212, 58138, 116276, 156689, 313378, 377897, 494173, 626756, 755794, 988346, 1511588, 1976692, 6424249, 12848498, 25696996]

約数ペア:

[(1, 25696996), (2, 12848498), (4, 6424249), (13, 1976692), (17, 1511588), (26, 988346), (34, 755794), (41, 626756), (52, 494173), (68, 377897), (82, 313378), (164, 156689), (221, 116276), (442, 58138), (533, 48212), (697, 36868), (709, 36244), (884, 29069), (1066, 24106), (1394, 18434), (1418, 18122), (2132, 12053), (2788, 9217), (2836, 9061)]