67540456

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 136160640

約数和(自身を除く): 68620184

約数列:

[1, 2, 4, 8, 17, 34, 68, 131, 136, 223, 262, 289, 446, 524, 578, 892, 1048, 1156, 1784, 2227, 2312, 3791, 4454, 7582, 8908, 15164, 17816, 29213, 30328, 37859, 58426, 64447, 75718, 116852, 128894, 151436, 233704, 257788, 302872, 496621, 515576, 993242, 1986484, 3972968, 8442557, 16885114, 33770228, 67540456]

約数ペア:

[(1, 67540456), (2, 33770228), (4, 16885114), (8, 8442557), (17, 3972968), (34, 1986484), (68, 993242), (131, 515576), (136, 496621), (223, 302872), (262, 257788), (289, 233704), (446, 151436), (524, 128894), (578, 116852), (892, 75718), (1048, 64447), (1156, 58426), (1784, 37859), (2227, 30328), (2312, 29213), (3791, 17816), (4454, 15164), (7582, 8908)]