25715820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32969}}^1$

素因数の和:32994

約数の個数: 48

約数和(自身を含む): 77545440

約数和(自身を除く): 51829620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32969, 65938, 98907, 131876, 164845, 197814, 329690, 395628, 428597, 494535, 659380, 857194, 989070, 1285791, 1714388, 1978140, 2142985, 2571582, 4285970, 5143164, 6428955, 8571940, 12857910, 25715820]

約数ペア:

[(1, 25715820), (2, 12857910), (3, 8571940), (4, 6428955), (5, 5143164), (6, 4285970), (10, 2571582), (12, 2142985), (13, 1978140), (15, 1714388), (20, 1285791), (26, 989070), (30, 857194), (39, 659380), (52, 494535), (60, 428597), (65, 395628), (78, 329690), (130, 197814), (156, 164845), (195, 131876), (260, 98907), (390, 65938), (780, 32969)]