25504785

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 46725120

約数和(自身を除く): 21220335

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 155, 235, 279, 389, 423, 465, 705, 1167, 1395, 1457, 1945, 2115, 3501, 4371, 5835, 7285, 12059, 13113, 17505, 18283, 21855, 36177, 54849, 60295, 65565, 91415, 108531, 164547, 180885, 274245, 542655, 566773, 822735, 1700319, 2833865, 5100957, 8501595, 25504785]

約数ペア:

[(1, 25504785), (3, 8501595), (5, 5100957), (9, 2833865), (15, 1700319), (31, 822735), (45, 566773), (47, 542655), (93, 274245), (141, 180885), (155, 164547), (235, 108531), (279, 91415), (389, 65565), (423, 60295), (465, 54849), (705, 36177), (1167, 21855), (1395, 18283), (1457, 17505), (1945, 13113), (2115, 12059), (3501, 7285), (4371, 5835)]