16978250

素因数分解:

$2^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{601}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 32117904

約数和(自身を除く): 15139654

約数列:

[1, 2, 5, 10, 25, 50, 113, 125, 226, 250, 565, 601, 1130, 1202, 2825, 3005, 5650, 6010, 14125, 15025, 28250, 30050, 67913, 75125, 135826, 150250, 339565, 679130, 1697825, 3395650, 8489125, 16978250]

約数ペア:

[(1, 16978250), (2, 8489125), (5, 3395650), (10, 1697825), (25, 679130), (50, 339565), (113, 150250), (125, 135826), (226, 75125), (250, 67913), (565, 30050), (601, 28250), (1130, 15025), (1202, 14125), (2825, 6010), (3005, 5650)]