25718212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 26778428

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 188, 221, 442, 611, 619, 799, 884, 1222, 1238, 1598, 2444, 2476, 3196, 8047, 10387, 10523, 16094, 20774, 21046, 29093, 32188, 41548, 42092, 58186, 116372, 136799, 273598, 378209, 494581, 547196, 756418, 989162, 1512836, 1978324, 6429553, 12859106, 25718212]

約数ペア:

[(1, 25718212), (2, 12859106), (4, 6429553), (13, 1978324), (17, 1512836), (26, 989162), (34, 756418), (47, 547196), (52, 494581), (68, 378209), (94, 273598), (188, 136799), (221, 116372), (442, 58186), (611, 42092), (619, 41548), (799, 32188), (884, 29093), (1222, 21046), (1238, 20774), (1598, 16094), (2444, 10523), (2476, 10387), (3196, 8047)]