78250020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1304167}}^1$

素因数の和:1304179

約数の個数: 24

約数和(自身を含む): 219100224

約数和(自身を除く): 140850204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1304167, 2608334, 3912501, 5216668, 6520835, 7825002, 13041670, 15650004, 19562505, 26083340, 39125010, 78250020]

約数ペア:

[(1, 78250020), (2, 39125010), (3, 26083340), (4, 19562505), (5, 15650004), (6, 13041670), (10, 7825002), (12, 6520835), (15, 5216668), (20, 3912501), (30, 2608334), (60, 1304167)]