25646725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 36997632

約数和(自身を除く): 11350907

約数列:

[1, 5, 13, 23, 25, 47, 65, 73, 115, 235, 299, 325, 365, 575, 611, 949, 1081, 1175, 1495, 1679, 1825, 3055, 3431, 4745, 5405, 7475, 8395, 14053, 15275, 17155, 21827, 23725, 27025, 41975, 44603, 70265, 78913, 85775, 109135, 223015, 351325, 394565, 545675, 1025869, 1115075, 1972825, 5129345, 25646725]

約数ペア:

[(1, 25646725), (5, 5129345), (13, 1972825), (23, 1115075), (25, 1025869), (47, 545675), (65, 394565), (73, 351325), (115, 223015), (235, 109135), (299, 85775), (325, 78913), (365, 70265), (575, 44603), (611, 41975), (949, 27025), (1081, 23725), (1175, 21827), (1495, 17155), (1679, 15275), (1825, 14053), (3055, 8395), (3431, 7475), (4745, 5405)]