25199850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12923}}^1$

素因数の和:12951

約数の個数: 48

約数和(自身を含む): 67308192

約数和(自身を除く): 42108342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 12923, 25846, 38769, 64615, 77538, 129230, 167999, 193845, 323075, 335998, 387690, 503997, 646150, 839995, 969225, 1007994, 1679990, 1938450, 2519985, 4199975, 5039970, 8399950, 12599925, 25199850]

約数ペア:

[(1, 25199850), (2, 12599925), (3, 8399950), (5, 5039970), (6, 4199975), (10, 2519985), (13, 1938450), (15, 1679990), (25, 1007994), (26, 969225), (30, 839995), (39, 646150), (50, 503997), (65, 387690), (75, 335998), (78, 323075), (130, 193845), (150, 167999), (195, 129230), (325, 77538), (390, 64615), (650, 38769), (975, 25846), (1950, 12923)]