9856400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:660

約数の個数: 60

約数和(自身を含む): 24297924

約数和(自身を除く): 14441524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 601, 656, 820, 1025, 1202, 1640, 2050, 2404, 3005, 3280, 4100, 4808, 6010, 8200, 9616, 12020, 15025, 16400, 24040, 24641, 30050, 48080, 49282, 60100, 98564, 120200, 123205, 197128, 240400, 246410, 394256, 492820, 616025, 985640, 1232050, 1971280, 2464100, 4928200, 9856400]

約数ペア:

[(1, 9856400), (2, 4928200), (4, 2464100), (5, 1971280), (8, 1232050), (10, 985640), (16, 616025), (20, 492820), (25, 394256), (40, 246410), (41, 240400), (50, 197128), (80, 123205), (82, 120200), (100, 98564), (164, 60100), (200, 49282), (205, 48080), (328, 30050), (400, 24641), (410, 24040), (601, 16400), (656, 15025), (820, 12020), (1025, 9616), (1202, 8200), (1640, 6010), (2050, 4808), (2404, 4100), (3005, 3280)]