71482790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2113}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 136987200

約数和(自身を除く): 65504410

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 2113, 3383, 4226, 6766, 10565, 16915, 21130, 33830, 35921, 71842, 179605, 359210, 420487, 840974, 2102435, 4204870, 7148279, 14296558, 35741395, 71482790]

約数ペア:

[(1, 71482790), (2, 35741395), (5, 14296558), (10, 7148279), (17, 4204870), (34, 2102435), (85, 840974), (170, 420487), (199, 359210), (398, 179605), (995, 71842), (1990, 35921), (2113, 33830), (3383, 21130), (4226, 16915), (6766, 10565)]