40172950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 78807456

約数和(自身を除く): 38634506

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 181, 193, 230, 362, 386, 575, 905, 965, 1150, 1810, 1930, 4163, 4439, 4525, 4825, 8326, 8878, 9050, 9650, 20815, 22195, 34933, 41630, 44390, 69866, 104075, 110975, 174665, 208150, 221950, 349330, 803459, 873325, 1606918, 1746650, 4017295, 8034590, 20086475, 40172950]

約数ペア:

[(1, 40172950), (2, 20086475), (5, 8034590), (10, 4017295), (23, 1746650), (25, 1606918), (46, 873325), (50, 803459), (115, 349330), (181, 221950), (193, 208150), (230, 174665), (362, 110975), (386, 104075), (575, 69866), (905, 44390), (965, 41630), (1150, 34933), (1810, 22195), (1930, 20815), (4163, 9650), (4439, 9050), (4525, 8878), (4825, 8326)]