74404655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 101291904

約数和(自身を除く): 26887249

約数列:

[1, 5, 13, 23, 65, 115, 157, 299, 317, 785, 1495, 1585, 2041, 3611, 4121, 7291, 10205, 18055, 20605, 36455, 46943, 49769, 94783, 234715, 248845, 473915, 646997, 1144687, 3234985, 5723435, 14880931, 74404655]

約数ペア:

[(1, 74404655), (5, 14880931), (13, 5723435), (23, 3234985), (65, 1144687), (115, 646997), (157, 473915), (299, 248845), (317, 234715), (785, 94783), (1495, 49769), (1585, 46943), (2041, 36455), (3611, 20605), (4121, 18055), (7291, 10205)]