64716790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1913}}^1$

素因数の和:2136

約数の個数: 32

約数和(自身を含む): 124027200

約数和(自身を除く): 59310410

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1913, 1990, 3383, 3826, 6766, 9565, 16915, 19130, 32521, 33830, 65042, 162605, 325210, 380687, 761374, 1903435, 3806870, 6471679, 12943358, 32358395, 64716790]

約数ペア:

[(1, 64716790), (2, 32358395), (5, 12943358), (10, 6471679), (17, 3806870), (34, 1903435), (85, 761374), (170, 380687), (199, 325210), (398, 162605), (995, 65042), (1913, 33830), (1990, 32521), (3383, 19130), (3826, 16915), (6766, 9565)]