25101050

素因数分解:

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

素因数の和:144

約数の個数: 72

約数和(自身を含む): 53280444

約数和(自身を除く): 28179394

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 73, 115, 130, 146, 230, 299, 325, 365, 529, 575, 598, 650, 730, 949, 1058, 1150, 1495, 1679, 1825, 1898, 2645, 2990, 3358, 3650, 4745, 5290, 6877, 7475, 8395, 9490, 13225, 13754, 14950, 16790, 21827, 23725, 26450, 34385, 38617, 41975, 43654, 47450, 68770, 77234, 83950, 109135, 171925, 193085, 218270, 343850, 386170, 502021, 545675, 965425, 1004042, 1091350, 1930850, 2510105, 5020210, 12550525, 25101050]

約数ペア:

[(1, 25101050), (2, 12550525), (5, 5020210), (10, 2510105), (13, 1930850), (23, 1091350), (25, 1004042), (26, 965425), (46, 545675), (50, 502021), (65, 386170), (73, 343850), (115, 218270), (130, 193085), (146, 171925), (230, 109135), (299, 83950), (325, 77234), (365, 68770), (529, 47450), (575, 43654), (598, 41975), (650, 38617), (730, 34385), (949, 26450), (1058, 23725), (1150, 21827), (1495, 16790), (1679, 14950), (1825, 13754), (1898, 13225), (2645, 9490), (2990, 8395), (3358, 7475), (3650, 6877), (4745, 5290)]