61961440

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1429}}^1$

素因数の和:1715

約数の個数: 48

約数和(自身を含む): 147026880

約数和(自身を除く): 85065440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1355, 1429, 2168, 2710, 2858, 4336, 5420, 5716, 7145, 8672, 10840, 11432, 14290, 21680, 22864, 28580, 43360, 45728, 57160, 114320, 228640, 387259, 774518, 1549036, 1936295, 3098072, 3872590, 6196144, 7745180, 12392288, 15490360, 30980720, 61961440]

約数ペア:

[(1, 61961440), (2, 30980720), (4, 15490360), (5, 12392288), (8, 7745180), (10, 6196144), (16, 3872590), (20, 3098072), (32, 1936295), (40, 1549036), (80, 774518), (160, 387259), (271, 228640), (542, 114320), (1084, 57160), (1355, 45728), (1429, 43360), (2168, 28580), (2710, 22864), (2858, 21680), (4336, 14290), (5420, 11432), (5716, 10840), (7145, 8672)]