66670816

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 135729216

約数和(自身を除く): 69058400

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 97, 188, 194, 376, 388, 457, 752, 776, 914, 1504, 1552, 1828, 3104, 3656, 4559, 7312, 9118, 14624, 18236, 21479, 36472, 42958, 44329, 72944, 85916, 88658, 145888, 171832, 177316, 343664, 354632, 687328, 709264, 1418528, 2083463, 4166926, 8333852, 16667704, 33335408, 66670816]

約数ペア:

[(1, 66670816), (2, 33335408), (4, 16667704), (8, 8333852), (16, 4166926), (32, 2083463), (47, 1418528), (94, 709264), (97, 687328), (188, 354632), (194, 343664), (376, 177316), (388, 171832), (457, 145888), (752, 88658), (776, 85916), (914, 72944), (1504, 44329), (1552, 42958), (1828, 36472), (3104, 21479), (3656, 18236), (4559, 14624), (7312, 9118)]