7800150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 19530000

約数和(自身を除く): 11729850

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 149, 150, 298, 349, 447, 698, 745, 894, 1047, 1490, 1745, 2094, 2235, 3490, 3725, 4470, 5235, 7450, 8725, 10470, 11175, 17450, 22350, 26175, 52001, 52350, 104002, 156003, 260005, 312006, 520010, 780015, 1300025, 1560030, 2600050, 3900075, 7800150]

約数ペア:

[(1, 7800150), (2, 3900075), (3, 2600050), (5, 1560030), (6, 1300025), (10, 780015), (15, 520010), (25, 312006), (30, 260005), (50, 156003), (75, 104002), (149, 52350), (150, 52001), (298, 26175), (349, 22350), (447, 17450), (698, 11175), (745, 10470), (894, 8725), (1047, 7450), (1490, 5235), (1745, 4470), (2094, 3725), (2235, 3490)]