105550000

素因数分解:

$2^4\times 5^5\times {\mathrm{2111}}^1$

素因数の和:2144

約数の個数: 60

約数和(自身を含む): 255733632

約数和(自身を除く): 150183632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2111, 2500, 3125, 4222, 5000, 6250, 8444, 10000, 10555, 12500, 16888, 21110, 25000, 33776, 42220, 50000, 52775, 84440, 105550, 168880, 211100, 263875, 422200, 527750, 844400, 1055500, 1319375, 2111000, 2638750, 4222000, 5277500, 6596875, 10555000, 13193750, 21110000, 26387500, 52775000, 105550000]

約数ペア:

[(1, 105550000), (2, 52775000), (4, 26387500), (5, 21110000), (8, 13193750), (10, 10555000), (16, 6596875), (20, 5277500), (25, 4222000), (40, 2638750), (50, 2111000), (80, 1319375), (100, 1055500), (125, 844400), (200, 527750), (250, 422200), (400, 263875), (500, 211100), (625, 168880), (1000, 105550), (1250, 84440), (2000, 52775), (2111, 50000), (2500, 42220), (3125, 33776), (4222, 25000), (5000, 21110), (6250, 16888), (8444, 12500), (10000, 10555)]