28892825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4721

約数の個数: 24

約数和(自身を含む): 40622400

約数和(自身を除く): 11729575

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 4679, 6175, 23395, 60827, 88901, 116975, 304135, 444505, 1155713, 1520675, 2222525, 5778565, 28892825]

約数ペア:

[(1, 28892825), (5, 5778565), (13, 2222525), (19, 1520675), (25, 1155713), (65, 444505), (95, 304135), (247, 116975), (325, 88901), (475, 60827), (1235, 23395), (4679, 6175)]