7982950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 15713280

約数和(自身を除く): 7730330

約数列:

[1, 2, 5, 10, 25, 43, 47, 50, 79, 86, 94, 158, 215, 235, 395, 430, 470, 790, 1075, 1175, 1975, 2021, 2150, 2350, 3397, 3713, 3950, 4042, 6794, 7426, 10105, 16985, 18565, 20210, 33970, 37130, 50525, 84925, 92825, 101050, 159659, 169850, 185650, 319318, 798295, 1596590, 3991475, 7982950]

約数ペア:

[(1, 7982950), (2, 3991475), (5, 1596590), (10, 798295), (25, 319318), (43, 185650), (47, 169850), (50, 159659), (79, 101050), (86, 92825), (94, 84925), (158, 50525), (215, 37130), (235, 33970), (395, 20210), (430, 18565), (470, 16985), (790, 10105), (1075, 7426), (1175, 6794), (1975, 4042), (2021, 3950), (2150, 3713), (2350, 3397)]