2019234075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{20047}}^1$

素因数の和:20156

約数の個数: 48

約数和(自身を含む): 3579770880

約数和(自身を除く): 1560536805

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 79, 85, 237, 255, 395, 425, 1185, 1275, 1343, 1975, 4029, 5925, 6715, 20047, 20145, 33575, 60141, 100235, 100725, 300705, 340799, 501175, 1022397, 1503525, 1583713, 1703995, 4751139, 5111985, 7918565, 8519975, 23755695, 25559925, 26923121, 39592825, 80769363, 118778475, 134615605, 403846815, 673078025, 2019234075]

約数ペア:

[(1, 2019234075), (3, 673078025), (5, 403846815), (15, 134615605), (17, 118778475), (25, 80769363), (51, 39592825), (75, 26923121), (79, 25559925), (85, 23755695), (237, 8519975), (255, 7918565), (395, 5111985), (425, 4751139), (1185, 1703995), (1275, 1583713), (1343, 1503525), (1975, 1022397), (4029, 501175), (5925, 340799), (6715, 300705), (20047, 100725), (20145, 100235), (33575, 60141)]