25459460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 58002672

約数和(自身を除く): 32543212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 541, 724, 905, 1082, 1810, 2164, 2353, 2705, 3620, 4706, 5410, 7033, 9412, 10820, 11765, 14066, 23530, 28132, 35165, 47060, 70330, 97921, 140660, 195842, 391684, 489605, 979210, 1272973, 1958420, 2545946, 5091892, 6364865, 12729730, 25459460]

約数ペア:

[(1, 25459460), (2, 12729730), (4, 6364865), (5, 5091892), (10, 2545946), (13, 1958420), (20, 1272973), (26, 979210), (52, 489605), (65, 391684), (130, 195842), (181, 140660), (260, 97921), (362, 70330), (541, 47060), (724, 35165), (905, 28132), (1082, 23530), (1810, 14066), (2164, 11765), (2353, 10820), (2705, 9412), (3620, 7033), (4706, 5410)]