2015092025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{971}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 2798660160

約数和(自身を除く): 783568135

約数列:

[1, 5, 17, 19, 25, 85, 95, 257, 323, 425, 475, 971, 1285, 1615, 4369, 4855, 4883, 6425, 8075, 16507, 18449, 21845, 24275, 24415, 82535, 83011, 92245, 109225, 122075, 249547, 313633, 412675, 415055, 461225, 1247735, 1568165, 2075275, 4242299, 4741393, 6238675, 7840825, 21211495, 23706965, 80603681, 106057475, 118534825, 403018405, 2015092025]

約数ペア:

[(1, 2015092025), (5, 403018405), (17, 118534825), (19, 106057475), (25, 80603681), (85, 23706965), (95, 21211495), (257, 7840825), (323, 6238675), (425, 4741393), (475, 4242299), (971, 2075275), (1285, 1568165), (1615, 1247735), (4369, 461225), (4855, 415055), (4883, 412675), (6425, 313633), (8075, 249547), (16507, 122075), (18449, 109225), (21845, 92245), (24275, 83011), (24415, 82535)]