38399925

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{6481}}^1$

素因数の和:6573

約数の個数: 24

約数和(自身を含む): 64301440

約数和(自身を除く): 25901515

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1975, 5925, 6481, 19443, 32405, 97215, 162025, 486075, 511999, 1535997, 2559995, 7679985, 12799975, 38399925]

約数ペア:

[(1, 38399925), (3, 12799975), (5, 7679985), (15, 2559995), (25, 1535997), (75, 511999), (79, 486075), (237, 162025), (395, 97215), (1185, 32405), (1975, 19443), (5925, 6481)]