8680144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:499

約数の個数: 40

約数和(自身を含む): 18525600

約数和(自身を除く): 9845456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 149, 176, 298, 331, 596, 662, 1192, 1324, 1639, 2384, 2648, 3278, 3641, 5296, 6556, 7282, 13112, 14564, 26224, 29128, 49319, 58256, 98638, 197276, 394552, 542509, 789104, 1085018, 2170036, 4340072, 8680144]

約数ペア:

[(1, 8680144), (2, 4340072), (4, 2170036), (8, 1085018), (11, 789104), (16, 542509), (22, 394552), (44, 197276), (88, 98638), (149, 58256), (176, 49319), (298, 29128), (331, 26224), (596, 14564), (662, 13112), (1192, 7282), (1324, 6556), (1639, 5296), (2384, 3641), (2648, 3278)]