12955550

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 25444800

約数和(自身を除く): 12489250

約数列:

[1, 2, 5, 10, 25, 37, 47, 50, 74, 94, 149, 185, 235, 298, 370, 470, 745, 925, 1175, 1490, 1739, 1850, 2350, 3478, 3725, 5513, 7003, 7450, 8695, 11026, 14006, 17390, 27565, 35015, 43475, 55130, 70030, 86950, 137825, 175075, 259111, 275650, 350150, 518222, 1295555, 2591110, 6477775, 12955550]

約数ペア:

[(1, 12955550), (2, 6477775), (5, 2591110), (10, 1295555), (25, 518222), (37, 350150), (47, 275650), (50, 259111), (74, 175075), (94, 137825), (149, 86950), (185, 70030), (235, 55130), (298, 43475), (370, 35015), (470, 27565), (745, 17390), (925, 14006), (1175, 11026), (1490, 8695), (1739, 7450), (1850, 7003), (2350, 5513), (3478, 3725)]