64513810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1907}}^1$

素因数の和:2130

約数の個数: 32

約数和(自身を含む): 123638400

約数和(自身を除く): 59124590

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1907, 1990, 3383, 3814, 6766, 9535, 16915, 19070, 32419, 33830, 64838, 162095, 324190, 379493, 758986, 1897465, 3794930, 6451381, 12902762, 32256905, 64513810]

約数ペア:

[(1, 64513810), (2, 32256905), (5, 12902762), (10, 6451381), (17, 3794930), (34, 1897465), (85, 758986), (170, 379493), (199, 324190), (398, 162095), (995, 64838), (1907, 33830), (1990, 32419), (3383, 19070), (3814, 16915), (6766, 9535)]