385632704

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:865

約数の個数: 56

約数和(自身を含む): 783457920

約数和(自身を除く): 397825216

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 139, 268, 278, 536, 556, 647, 1072, 1112, 1294, 2144, 2224, 2588, 4288, 4448, 5176, 8896, 9313, 10352, 18626, 20704, 37252, 41408, 43349, 74504, 86698, 89933, 149008, 173396, 179866, 298016, 346792, 359732, 596032, 693584, 719464, 1387168, 1438928, 2774336, 2877856, 5755712, 6025511, 12051022, 24102044, 48204088, 96408176, 192816352, 385632704]

約数ペア:

[(1, 385632704), (2, 192816352), (4, 96408176), (8, 48204088), (16, 24102044), (32, 12051022), (64, 6025511), (67, 5755712), (134, 2877856), (139, 2774336), (268, 1438928), (278, 1387168), (536, 719464), (556, 693584), (647, 596032), (1072, 359732), (1112, 346792), (1294, 298016), (2144, 179866), (2224, 173396), (2588, 149008), (4288, 89933), (4448, 86698), (5176, 74504), (8896, 43349), (9313, 41408), (10352, 37252), (18626, 20704)]