81060352

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 175301280

約数和(自身を除く): 94240928

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 139, 256, 268, 272, 278, 512, 536, 544, 556, 1072, 1088, 1112, 1139, 2144, 2176, 2224, 2278, 2363, 4288, 4352, 4448, 4556, 4726, 8576, 8704, 8896, 9112, 9313, 9452, 17152, 17792, 18224, 18626, 18904, 34304, 35584, 36448, 37252, 37808, 71168, 72896, 74504, 75616, 145792, 149008, 151232, 158321, 291584, 298016, 302464, 316642, 583168, 596032, 604928, 633284, 1192064, 1209856, 1266568, 2384128, 2533136, 4768256, 5066272, 10132544, 20265088, 40530176, 81060352]

約数ペア:

[(1, 81060352), (2, 40530176), (4, 20265088), (8, 10132544), (16, 5066272), (17, 4768256), (32, 2533136), (34, 2384128), (64, 1266568), (67, 1209856), (68, 1192064), (128, 633284), (134, 604928), (136, 596032), (139, 583168), (256, 316642), (268, 302464), (272, 298016), (278, 291584), (512, 158321), (536, 151232), (544, 149008), (556, 145792), (1072, 75616), (1088, 74504), (1112, 72896), (1139, 71168), (2144, 37808), (2176, 37252), (2224, 36448), (2278, 35584), (2363, 34304), (4288, 18904), (4352, 18626), (4448, 18224), (4556, 17792), (4726, 17152), (8576, 9452), (8704, 9313), (8896, 9112)]