51117728

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 103420800

約数和(自身を除く): 52303072

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 149, 151, 284, 298, 302, 568, 596, 604, 1136, 1192, 1208, 2272, 2384, 2416, 4768, 4832, 10579, 10721, 21158, 21442, 22499, 42316, 42884, 44998, 84632, 85768, 89996, 169264, 171536, 179992, 338528, 343072, 359984, 719968, 1597429, 3194858, 6389716, 12779432, 25558864, 51117728]

約数ペア:

[(1, 51117728), (2, 25558864), (4, 12779432), (8, 6389716), (16, 3194858), (32, 1597429), (71, 719968), (142, 359984), (149, 343072), (151, 338528), (284, 179992), (298, 171536), (302, 169264), (568, 89996), (596, 85768), (604, 84632), (1136, 44998), (1192, 42884), (1208, 42316), (2272, 22499), (2384, 21442), (2416, 21158), (4768, 10721), (4832, 10579)]