388379725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{1327}}^1$

素因数の和:1869

約数の個数: 24

約数和(自身を含む): 503896320

約数和(自身を除く): 115516595

約数列:

[1, 5, 23, 25, 115, 509, 575, 1327, 2545, 6635, 11707, 12725, 30521, 33175, 58535, 152605, 292675, 675443, 763025, 3377215, 15535189, 16886075, 77675945, 388379725]

約数ペア:

[(1, 388379725), (5, 77675945), (23, 16886075), (25, 15535189), (115, 3377215), (509, 763025), (575, 675443), (1327, 292675), (2545, 152605), (6635, 58535), (11707, 33175), (12725, 30521)]