129785075

素因数分解:

$5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2076

約数の個数: 36

約数和(自身を含む): 190836000

約数和(自身を除く): 61050925

約数列:

[1, 5, 7, 25, 35, 49, 53, 175, 245, 265, 371, 1225, 1325, 1855, 1999, 2597, 9275, 9995, 12985, 13993, 49975, 64925, 69965, 97951, 105947, 349825, 489755, 529735, 741629, 2448775, 2648675, 3708145, 5191403, 18540725, 25957015, 129785075]

約数ペア:

[(1, 129785075), (5, 25957015), (7, 18540725), (25, 5191403), (35, 3708145), (49, 2648675), (53, 2448775), (175, 741629), (245, 529735), (265, 489755), (371, 349825), (1225, 105947), (1325, 97951), (1855, 69965), (1999, 64925), (2597, 49975), (9275, 13993), (9995, 12985)]