64186256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1287

約数の個数: 40

約数和(自身を含む): 131688000

約数和(自身を除く): 67501744

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 398, 796, 1061, 1592, 2122, 3184, 3781, 4244, 7562, 8488, 15124, 16976, 20159, 30248, 40318, 60496, 80636, 161272, 211139, 322544, 422278, 844556, 1689112, 3378224, 4011641, 8023282, 16046564, 32093128, 64186256]

約数ペア:

[(1, 64186256), (2, 32093128), (4, 16046564), (8, 8023282), (16, 4011641), (19, 3378224), (38, 1689112), (76, 844556), (152, 422278), (199, 322544), (304, 211139), (398, 161272), (796, 80636), (1061, 60496), (1592, 40318), (2122, 30248), (3184, 20159), (3781, 16976), (4244, 15124), (7562, 8488)]