20177091650

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{419}}^1\times {\mathrm{9001}}^1$

素因数の和:9539

約数の個数: 48

約数和(自身を含む): 37974756960

約数和(自身を除く): 17797665310

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 419, 535, 838, 1070, 2095, 2675, 4190, 5350, 9001, 10475, 18002, 20950, 44833, 45005, 89666, 90010, 224165, 225025, 448330, 450050, 963107, 1120825, 1926214, 2241650, 3771419, 4815535, 7542838, 9631070, 18857095, 24077675, 37714190, 48155350, 94285475, 188570950, 403541833, 807083666, 2017709165, 4035418330, 10088545825, 20177091650]

約数ペア:

[(1, 20177091650), (2, 10088545825), (5, 4035418330), (10, 2017709165), (25, 807083666), (50, 403541833), (107, 188570950), (214, 94285475), (419, 48155350), (535, 37714190), (838, 24077675), (1070, 18857095), (2095, 9631070), (2675, 7542838), (4190, 4815535), (5350, 3771419), (9001, 2241650), (10475, 1926214), (18002, 1120825), (20950, 963107), (44833, 450050), (45005, 448330), (89666, 225025), (90010, 224165)]