49201490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 100318176

約数和(自身を除く): 51116686

約数列:

[1, 2, 5, 10, 13, 26, 37, 53, 65, 74, 106, 130, 185, 193, 265, 370, 386, 481, 530, 689, 962, 965, 1378, 1930, 1961, 2405, 2509, 3445, 3922, 4810, 5018, 6890, 7141, 9805, 10229, 12545, 14282, 19610, 20458, 25090, 25493, 35705, 50986, 51145, 71410, 92833, 102290, 127465, 132977, 185666, 254930, 265954, 378473, 464165, 664885, 756946, 928330, 1329770, 1892365, 3784730, 4920149, 9840298, 24600745, 49201490]

約数ペア:

[(1, 49201490), (2, 24600745), (5, 9840298), (10, 4920149), (13, 3784730), (26, 1892365), (37, 1329770), (53, 928330), (65, 756946), (74, 664885), (106, 464165), (130, 378473), (185, 265954), (193, 254930), (265, 185666), (370, 132977), (386, 127465), (481, 102290), (530, 92833), (689, 71410), (962, 51145), (965, 50986), (1378, 35705), (1930, 25493), (1961, 25090), (2405, 20458), (2509, 19610), (3445, 14282), (3922, 12545), (4810, 10229), (5018, 9805), (6890, 7141)]